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Your data matches 72 different statistics following compositions of up to 3 maps.
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Mp00062: Permutations Lehmer-code to major-code bijectionPermutations
Mp00127: Permutations left-to-right-maxima to Dyck pathDyck paths
St000678: Dyck paths ⟶ ℤResult quality: 100% values known / values provided: 100%distinct values known / distinct values provided: 100%
Values
[1,2] => [1,2] => [1,0,1,0]
=> 2
[2,1] => [2,1] => [1,1,0,0]
=> 1
[1,2,3] => [1,2,3] => [1,0,1,0,1,0]
=> 3
[1,3,2] => [3,1,2] => [1,1,1,0,0,0]
=> 1
[2,1,3] => [2,1,3] => [1,1,0,0,1,0]
=> 2
[2,3,1] => [1,3,2] => [1,0,1,1,0,0]
=> 1
[3,1,2] => [2,3,1] => [1,1,0,1,0,0]
=> 2
[3,2,1] => [3,2,1] => [1,1,1,0,0,0]
=> 1
[1,2,3,4] => [1,2,3,4] => [1,0,1,0,1,0,1,0]
=> 4
[1,2,4,3] => [4,1,2,3] => [1,1,1,1,0,0,0,0]
=> 1
[1,3,2,4] => [3,1,2,4] => [1,1,1,0,0,0,1,0]
=> 2
[1,3,4,2] => [2,4,1,3] => [1,1,0,1,1,0,0,0]
=> 1
[1,4,2,3] => [3,4,1,2] => [1,1,1,0,1,0,0,0]
=> 2
[1,4,3,2] => [4,3,1,2] => [1,1,1,1,0,0,0,0]
=> 1
[2,1,3,4] => [2,1,3,4] => [1,1,0,0,1,0,1,0]
=> 3
[2,1,4,3] => [1,4,2,3] => [1,0,1,1,1,0,0,0]
=> 1
[2,3,1,4] => [1,3,2,4] => [1,0,1,1,0,0,1,0]
=> 2
[2,3,4,1] => [1,2,4,3] => [1,0,1,0,1,1,0,0]
=> 1
[2,4,1,3] => [1,3,4,2] => [1,0,1,1,0,1,0,0]
=> 2
[2,4,3,1] => [4,1,3,2] => [1,1,1,1,0,0,0,0]
=> 1
[3,1,2,4] => [2,3,1,4] => [1,1,0,1,0,0,1,0]
=> 3
[3,1,4,2] => [4,2,1,3] => [1,1,1,1,0,0,0,0]
=> 1
[3,2,1,4] => [3,2,1,4] => [1,1,1,0,0,0,1,0]
=> 2
[3,2,4,1] => [2,1,4,3] => [1,1,0,0,1,1,0,0]
=> 1
[3,4,1,2] => [3,1,4,2] => [1,1,1,0,0,1,0,0]
=> 2
[3,4,2,1] => [1,4,3,2] => [1,0,1,1,1,0,0,0]
=> 1
[4,1,2,3] => [2,3,4,1] => [1,1,0,1,0,1,0,0]
=> 3
[4,1,3,2] => [4,2,3,1] => [1,1,1,1,0,0,0,0]
=> 1
[4,2,1,3] => [3,2,4,1] => [1,1,1,0,0,1,0,0]
=> 2
[4,2,3,1] => [2,4,3,1] => [1,1,0,1,1,0,0,0]
=> 1
[4,3,1,2] => [3,4,2,1] => [1,1,1,0,1,0,0,0]
=> 2
[4,3,2,1] => [4,3,2,1] => [1,1,1,1,0,0,0,0]
=> 1
[1,2,3,4,5] => [1,2,3,4,5] => [1,0,1,0,1,0,1,0,1,0]
=> 5
[1,2,3,5,4] => [5,1,2,3,4] => [1,1,1,1,1,0,0,0,0,0]
=> 1
[1,2,4,3,5] => [4,1,2,3,5] => [1,1,1,1,0,0,0,0,1,0]
=> 2
[1,2,4,5,3] => [3,5,1,2,4] => [1,1,1,0,1,1,0,0,0,0]
=> 1
[1,2,5,3,4] => [4,5,1,2,3] => [1,1,1,1,0,1,0,0,0,0]
=> 2
[1,2,5,4,3] => [5,4,1,2,3] => [1,1,1,1,1,0,0,0,0,0]
=> 1
[1,3,2,4,5] => [3,1,2,4,5] => [1,1,1,0,0,0,1,0,1,0]
=> 3
[1,3,2,5,4] => [2,5,1,3,4] => [1,1,0,1,1,1,0,0,0,0]
=> 1
[1,3,4,2,5] => [2,4,1,3,5] => [1,1,0,1,1,0,0,0,1,0]
=> 2
[1,3,4,5,2] => [2,3,5,1,4] => [1,1,0,1,0,1,1,0,0,0]
=> 1
[1,3,5,2,4] => [2,4,5,1,3] => [1,1,0,1,1,0,1,0,0,0]
=> 2
[1,3,5,4,2] => [5,2,4,1,3] => [1,1,1,1,1,0,0,0,0,0]
=> 1
[1,4,2,3,5] => [3,4,1,2,5] => [1,1,1,0,1,0,0,0,1,0]
=> 3
[1,4,2,5,3] => [5,3,1,2,4] => [1,1,1,1,1,0,0,0,0,0]
=> 1
[1,4,3,2,5] => [4,3,1,2,5] => [1,1,1,1,0,0,0,0,1,0]
=> 2
[1,4,3,5,2] => [3,2,5,1,4] => [1,1,1,0,0,1,1,0,0,0]
=> 1
[1,4,5,2,3] => [4,2,5,1,3] => [1,1,1,1,0,0,1,0,0,0]
=> 2
[1,4,5,3,2] => [2,5,4,1,3] => [1,1,0,1,1,1,0,0,0,0]
=> 1
Description
The number of up steps after the last double rise of a Dyck path.
Mp00071: Permutations descent compositionInteger compositions
Mp00038: Integer compositions reverseInteger compositions
St000382: Integer compositions ⟶ ℤResult quality: 100% values known / values provided: 100%distinct values known / distinct values provided: 100%
Values
[1,2] => [2] => [2] => 2
[2,1] => [1,1] => [1,1] => 1
[1,2,3] => [3] => [3] => 3
[1,3,2] => [2,1] => [1,2] => 1
[2,1,3] => [1,2] => [2,1] => 2
[2,3,1] => [2,1] => [1,2] => 1
[3,1,2] => [1,2] => [2,1] => 2
[3,2,1] => [1,1,1] => [1,1,1] => 1
[1,2,3,4] => [4] => [4] => 4
[1,2,4,3] => [3,1] => [1,3] => 1
[1,3,2,4] => [2,2] => [2,2] => 2
[1,3,4,2] => [3,1] => [1,3] => 1
[1,4,2,3] => [2,2] => [2,2] => 2
[1,4,3,2] => [2,1,1] => [1,1,2] => 1
[2,1,3,4] => [1,3] => [3,1] => 3
[2,1,4,3] => [1,2,1] => [1,2,1] => 1
[2,3,1,4] => [2,2] => [2,2] => 2
[2,3,4,1] => [3,1] => [1,3] => 1
[2,4,1,3] => [2,2] => [2,2] => 2
[2,4,3,1] => [2,1,1] => [1,1,2] => 1
[3,1,2,4] => [1,3] => [3,1] => 3
[3,1,4,2] => [1,2,1] => [1,2,1] => 1
[3,2,1,4] => [1,1,2] => [2,1,1] => 2
[3,2,4,1] => [1,2,1] => [1,2,1] => 1
[3,4,1,2] => [2,2] => [2,2] => 2
[3,4,2,1] => [2,1,1] => [1,1,2] => 1
[4,1,2,3] => [1,3] => [3,1] => 3
[4,1,3,2] => [1,2,1] => [1,2,1] => 1
[4,2,1,3] => [1,1,2] => [2,1,1] => 2
[4,2,3,1] => [1,2,1] => [1,2,1] => 1
[4,3,1,2] => [1,1,2] => [2,1,1] => 2
[4,3,2,1] => [1,1,1,1] => [1,1,1,1] => 1
[1,2,3,4,5] => [5] => [5] => 5
[1,2,3,5,4] => [4,1] => [1,4] => 1
[1,2,4,3,5] => [3,2] => [2,3] => 2
[1,2,4,5,3] => [4,1] => [1,4] => 1
[1,2,5,3,4] => [3,2] => [2,3] => 2
[1,2,5,4,3] => [3,1,1] => [1,1,3] => 1
[1,3,2,4,5] => [2,3] => [3,2] => 3
[1,3,2,5,4] => [2,2,1] => [1,2,2] => 1
[1,3,4,2,5] => [3,2] => [2,3] => 2
[1,3,4,5,2] => [4,1] => [1,4] => 1
[1,3,5,2,4] => [3,2] => [2,3] => 2
[1,3,5,4,2] => [3,1,1] => [1,1,3] => 1
[1,4,2,3,5] => [2,3] => [3,2] => 3
[1,4,2,5,3] => [2,2,1] => [1,2,2] => 1
[1,4,3,2,5] => [2,1,2] => [2,1,2] => 2
[1,4,3,5,2] => [2,2,1] => [1,2,2] => 1
[1,4,5,2,3] => [3,2] => [2,3] => 2
[1,4,5,3,2] => [3,1,1] => [1,1,3] => 1
[5,6,4,3,2,7,1,8] => ? => ? => ? = 2
[2,1,4,3,6,7,5,8] => ? => ? => ? = 2
[3,2,6,4,5,1,7,8] => ? => ? => ? = 3
[2,1,3,5,6,8,4,7] => ? => ? => ? = 2
[5,8,4,6,7,1,2,3] => ? => ? => ? = 3
[4,6,7,1,3,2,5,8] => ? => ? => ? = 3
[3,6,2,1,5,7,4,8] => ? => ? => ? = 2
[4,6,5,1,7,2,3,8] => ? => ? => ? = 3
[5,8,4,6,7,1,3,2] => ? => ? => ? = 1
[3,2,1,7,4,5,6,8] => ? => ? => ? = 4
[4,5,2,7,1,3,8,6] => ? => ? => ? = 1
[5,8,3,6,4,2,1,7] => ? => ? => ? = 2
[4,7,6,1,2,5,3,8] => ? => ? => ? = 2
[4,3,6,7,8,2,5,1] => ? => ? => ? = 1
[5,2,7,8,3,6,4,1] => ? => ? => ? = 1
[5,6,8,1,3,7,4,2] => ? => ? => ? = 1
[5,1,8,7,4,6,2,3] => ? => ? => ? = 2
[6,8,3,7,5,4,2,1] => ? => ? => ? = 1
[4,7,3,1,8,2,5,6] => ? => ? => ? = 3
[5,7,4,2,8,1,6,3] => ? => ? => ? = 1
[4,3,7,5,8,1,6,2] => ? => ? => ? = 1
[5,3,8,6,7,2,1,4] => ? => ? => ? = 2
[4,2,5,6,8,7,3,1] => ? => ? => ? = 1
[5,3,4,6,2,8,7,1] => ? => ? => ? = 1
[5,6,4,2,7,8,3,1] => ? => ? => ? = 1
[3,2,5,6,4,8,1,7] => ? => ? => ? = 2
[4,2,6,5,1,7,8,3] => ? => ? => ? = 1
[5,6,2,8,7,1,4,3] => ? => ? => ? = 1
[4,6,3,5,2,7,8,1] => ? => ? => ? = 1
[3,5,4,1,2,6,7,8] => ? => ? => ? = 5
[4,6,8,2,1,5,3,7] => ? => ? => ? = 2
[5,6,8,4,7,2,3,1] => ? => ? => ? = 1
[3,4,5,7,2,1,6,8] => ? => ? => ? = 3
[4,5,6,8,3,2,7,1] => ? => ? => ? = 1
[3,4,2,6,8,5,7,1] => ? => ? => ? = 1
[4,5,3,8,7,1,2,6] => ? => ? => ? = 3
Description
The first part of an integer composition.
Mp00071: Permutations descent compositionInteger compositions
Mp00094: Integer compositions to binary wordBinary words
Mp00104: Binary words reverseBinary words
St000326: Binary words ⟶ ℤResult quality: 100% values known / values provided: 100%distinct values known / distinct values provided: 100%
Values
[1,2] => [2] => 10 => 01 => 2
[2,1] => [1,1] => 11 => 11 => 1
[1,2,3] => [3] => 100 => 001 => 3
[1,3,2] => [2,1] => 101 => 101 => 1
[2,1,3] => [1,2] => 110 => 011 => 2
[2,3,1] => [2,1] => 101 => 101 => 1
[3,1,2] => [1,2] => 110 => 011 => 2
[3,2,1] => [1,1,1] => 111 => 111 => 1
[1,2,3,4] => [4] => 1000 => 0001 => 4
[1,2,4,3] => [3,1] => 1001 => 1001 => 1
[1,3,2,4] => [2,2] => 1010 => 0101 => 2
[1,3,4,2] => [3,1] => 1001 => 1001 => 1
[1,4,2,3] => [2,2] => 1010 => 0101 => 2
[1,4,3,2] => [2,1,1] => 1011 => 1101 => 1
[2,1,3,4] => [1,3] => 1100 => 0011 => 3
[2,1,4,3] => [1,2,1] => 1101 => 1011 => 1
[2,3,1,4] => [2,2] => 1010 => 0101 => 2
[2,3,4,1] => [3,1] => 1001 => 1001 => 1
[2,4,1,3] => [2,2] => 1010 => 0101 => 2
[2,4,3,1] => [2,1,1] => 1011 => 1101 => 1
[3,1,2,4] => [1,3] => 1100 => 0011 => 3
[3,1,4,2] => [1,2,1] => 1101 => 1011 => 1
[3,2,1,4] => [1,1,2] => 1110 => 0111 => 2
[3,2,4,1] => [1,2,1] => 1101 => 1011 => 1
[3,4,1,2] => [2,2] => 1010 => 0101 => 2
[3,4,2,1] => [2,1,1] => 1011 => 1101 => 1
[4,1,2,3] => [1,3] => 1100 => 0011 => 3
[4,1,3,2] => [1,2,1] => 1101 => 1011 => 1
[4,2,1,3] => [1,1,2] => 1110 => 0111 => 2
[4,2,3,1] => [1,2,1] => 1101 => 1011 => 1
[4,3,1,2] => [1,1,2] => 1110 => 0111 => 2
[4,3,2,1] => [1,1,1,1] => 1111 => 1111 => 1
[1,2,3,4,5] => [5] => 10000 => 00001 => 5
[1,2,3,5,4] => [4,1] => 10001 => 10001 => 1
[1,2,4,3,5] => [3,2] => 10010 => 01001 => 2
[1,2,4,5,3] => [4,1] => 10001 => 10001 => 1
[1,2,5,3,4] => [3,2] => 10010 => 01001 => 2
[1,2,5,4,3] => [3,1,1] => 10011 => 11001 => 1
[1,3,2,4,5] => [2,3] => 10100 => 00101 => 3
[1,3,2,5,4] => [2,2,1] => 10101 => 10101 => 1
[1,3,4,2,5] => [3,2] => 10010 => 01001 => 2
[1,3,4,5,2] => [4,1] => 10001 => 10001 => 1
[1,3,5,2,4] => [3,2] => 10010 => 01001 => 2
[1,3,5,4,2] => [3,1,1] => 10011 => 11001 => 1
[1,4,2,3,5] => [2,3] => 10100 => 00101 => 3
[1,4,2,5,3] => [2,2,1] => 10101 => 10101 => 1
[1,4,3,2,5] => [2,1,2] => 10110 => 01101 => 2
[1,4,3,5,2] => [2,2,1] => 10101 => 10101 => 1
[1,4,5,2,3] => [3,2] => 10010 => 01001 => 2
[1,4,5,3,2] => [3,1,1] => 10011 => 11001 => 1
[5,6,4,3,2,7,1,8] => ? => ? => ? => ? = 2
[2,1,4,3,6,7,5,8] => ? => ? => ? => ? = 2
[3,2,6,4,5,1,7,8] => ? => ? => ? => ? = 3
[2,1,3,5,6,8,4,7] => ? => ? => ? => ? = 2
[5,8,4,6,7,1,2,3] => ? => ? => ? => ? = 3
[4,6,7,1,3,2,5,8] => ? => ? => ? => ? = 3
[3,6,2,1,5,7,4,8] => ? => ? => ? => ? = 2
[4,6,5,1,7,2,3,8] => ? => ? => ? => ? = 3
[5,8,4,6,7,1,3,2] => ? => ? => ? => ? = 1
[3,2,1,7,4,5,6,8] => ? => ? => ? => ? = 4
[4,5,2,7,1,3,8,6] => ? => ? => ? => ? = 1
[5,8,3,6,4,2,1,7] => ? => ? => ? => ? = 2
[4,7,6,1,2,5,3,8] => ? => ? => ? => ? = 2
[4,3,6,7,8,2,5,1] => ? => ? => ? => ? = 1
[5,2,7,8,3,6,4,1] => ? => ? => ? => ? = 1
[5,6,8,1,3,7,4,2] => ? => ? => ? => ? = 1
[5,1,8,7,4,6,2,3] => ? => ? => ? => ? = 2
[6,8,3,7,5,4,2,1] => ? => ? => ? => ? = 1
[4,7,3,1,8,2,5,6] => ? => ? => ? => ? = 3
[5,7,4,2,8,1,6,3] => ? => ? => ? => ? = 1
[4,3,7,5,8,1,6,2] => ? => ? => ? => ? = 1
[5,3,8,6,7,2,1,4] => ? => ? => ? => ? = 2
[4,2,5,6,8,7,3,1] => ? => ? => ? => ? = 1
[5,3,4,6,2,8,7,1] => ? => ? => ? => ? = 1
[5,6,4,2,7,8,3,1] => ? => ? => ? => ? = 1
[3,2,5,6,4,8,1,7] => ? => ? => ? => ? = 2
[4,2,6,5,1,7,8,3] => ? => ? => ? => ? = 1
[5,6,2,8,7,1,4,3] => ? => ? => ? => ? = 1
[4,6,3,5,2,7,8,1] => ? => ? => ? => ? = 1
[3,5,4,1,2,6,7,8] => ? => ? => ? => ? = 5
[4,6,8,2,1,5,3,7] => ? => ? => ? => ? = 2
[5,6,8,4,7,2,3,1] => ? => ? => ? => ? = 1
[3,4,5,7,2,1,6,8] => ? => ? => ? => ? = 3
[4,5,6,8,3,2,7,1] => ? => ? => ? => ? = 1
[3,4,2,6,8,5,7,1] => ? => ? => ? => ? = 1
[4,5,3,8,7,1,2,6] => ? => ? => ? => ? = 3
Description
The position of the first one in a binary word after appending a 1 at the end. Regarding the binary word as a subset of $\{1,\dots,n,n+1\}$ that contains $n+1$, this is the minimal element of the set.
Mp00064: Permutations reversePermutations
Mp00071: Permutations descent compositionInteger compositions
Mp00094: Integer compositions to binary wordBinary words
St000297: Binary words ⟶ ℤResult quality: 98% values known / values provided: 98%distinct values known / distinct values provided: 100%
Values
[1,2] => [2,1] => [1,1] => 11 => 2
[2,1] => [1,2] => [2] => 10 => 1
[1,2,3] => [3,2,1] => [1,1,1] => 111 => 3
[1,3,2] => [2,3,1] => [2,1] => 101 => 1
[2,1,3] => [3,1,2] => [1,2] => 110 => 2
[2,3,1] => [1,3,2] => [2,1] => 101 => 1
[3,1,2] => [2,1,3] => [1,2] => 110 => 2
[3,2,1] => [1,2,3] => [3] => 100 => 1
[1,2,3,4] => [4,3,2,1] => [1,1,1,1] => 1111 => 4
[1,2,4,3] => [3,4,2,1] => [2,1,1] => 1011 => 1
[1,3,2,4] => [4,2,3,1] => [1,2,1] => 1101 => 2
[1,3,4,2] => [2,4,3,1] => [2,1,1] => 1011 => 1
[1,4,2,3] => [3,2,4,1] => [1,2,1] => 1101 => 2
[1,4,3,2] => [2,3,4,1] => [3,1] => 1001 => 1
[2,1,3,4] => [4,3,1,2] => [1,1,2] => 1110 => 3
[2,1,4,3] => [3,4,1,2] => [2,2] => 1010 => 1
[2,3,1,4] => [4,1,3,2] => [1,2,1] => 1101 => 2
[2,3,4,1] => [1,4,3,2] => [2,1,1] => 1011 => 1
[2,4,1,3] => [3,1,4,2] => [1,2,1] => 1101 => 2
[2,4,3,1] => [1,3,4,2] => [3,1] => 1001 => 1
[3,1,2,4] => [4,2,1,3] => [1,1,2] => 1110 => 3
[3,1,4,2] => [2,4,1,3] => [2,2] => 1010 => 1
[3,2,1,4] => [4,1,2,3] => [1,3] => 1100 => 2
[3,2,4,1] => [1,4,2,3] => [2,2] => 1010 => 1
[3,4,1,2] => [2,1,4,3] => [1,2,1] => 1101 => 2
[3,4,2,1] => [1,2,4,3] => [3,1] => 1001 => 1
[4,1,2,3] => [3,2,1,4] => [1,1,2] => 1110 => 3
[4,1,3,2] => [2,3,1,4] => [2,2] => 1010 => 1
[4,2,1,3] => [3,1,2,4] => [1,3] => 1100 => 2
[4,2,3,1] => [1,3,2,4] => [2,2] => 1010 => 1
[4,3,1,2] => [2,1,3,4] => [1,3] => 1100 => 2
[4,3,2,1] => [1,2,3,4] => [4] => 1000 => 1
[1,2,3,4,5] => [5,4,3,2,1] => [1,1,1,1,1] => 11111 => 5
[1,2,3,5,4] => [4,5,3,2,1] => [2,1,1,1] => 10111 => 1
[1,2,4,3,5] => [5,3,4,2,1] => [1,2,1,1] => 11011 => 2
[1,2,4,5,3] => [3,5,4,2,1] => [2,1,1,1] => 10111 => 1
[1,2,5,3,4] => [4,3,5,2,1] => [1,2,1,1] => 11011 => 2
[1,2,5,4,3] => [3,4,5,2,1] => [3,1,1] => 10011 => 1
[1,3,2,4,5] => [5,4,2,3,1] => [1,1,2,1] => 11101 => 3
[1,3,2,5,4] => [4,5,2,3,1] => [2,2,1] => 10101 => 1
[1,3,4,2,5] => [5,2,4,3,1] => [1,2,1,1] => 11011 => 2
[1,3,4,5,2] => [2,5,4,3,1] => [2,1,1,1] => 10111 => 1
[1,3,5,2,4] => [4,2,5,3,1] => [1,2,1,1] => 11011 => 2
[1,3,5,4,2] => [2,4,5,3,1] => [3,1,1] => 10011 => 1
[1,4,2,3,5] => [5,3,2,4,1] => [1,1,2,1] => 11101 => 3
[1,4,2,5,3] => [3,5,2,4,1] => [2,2,1] => 10101 => 1
[1,4,3,2,5] => [5,2,3,4,1] => [1,3,1] => 11001 => 2
[1,4,3,5,2] => [2,5,3,4,1] => [2,2,1] => 10101 => 1
[1,4,5,2,3] => [3,2,5,4,1] => [1,2,1,1] => 11011 => 2
[1,4,5,3,2] => [2,3,5,4,1] => [3,1,1] => 10011 => 1
[4,3,5,6,7,2,8,1] => [1,8,2,7,6,5,3,4] => ? => ? => ? = 1
[4,3,5,2,6,7,8,1] => [1,8,7,6,2,5,3,4] => ? => ? => ? = 1
[6,7,8,5,4,2,1,3] => [3,1,2,4,5,8,7,6] => ? => ? => ? = 2
[4,5,6,2,1,3,7,8] => [8,7,3,1,2,6,5,4] => ? => ? => ? = 4
[3,4,5,1,2,6,7,8] => [8,7,6,2,1,5,4,3] => ? => ? => ? = 5
[3,4,2,6,5,8,7,1] => [1,7,8,5,6,2,4,3] => ? => ? => ? = 1
[3,2,5,6,4,7,8,1] => [1,8,7,4,6,5,2,3] => ? => ? => ? = 1
[3,4,2,6,5,7,8,1] => [1,8,7,5,6,2,4,3] => ? => ? => ? = 1
[2,1,4,5,3,6,8,7] => [7,8,6,3,5,4,1,2] => ? => ? => ? = 1
[3,2,1,4,5,7,6,8] => [8,6,7,5,4,1,2,3] => ? => ? => ? = 2
[4,2,3,5,8,7,6,1] => [1,6,7,8,5,3,2,4] => ? => ? => ? = 1
[3,4,5,1,2,8,6,7] => [7,6,8,2,1,5,4,3] => ? => ? => ? = 2
[3,5,1,2,4,6,8,7] => [7,8,6,4,2,1,5,3] => ? => ? => ? = 1
[4,3,5,7,1,2,6,8] => [8,6,2,1,7,5,3,4] => ? => ? => ? = 4
[4,3,5,8,1,2,6,7] => [7,6,2,1,8,5,3,4] => ? => ? => ? = 4
[4,3,7,5,1,8,6,2] => [2,6,8,1,5,7,3,4] => ? => ? => ? = 1
[5,4,8,3,6,1,7,2] => [2,7,1,6,3,8,4,5] => ? => ? => ? = 1
[4,3,8,2,6,7,1,5] => [5,1,7,6,2,8,3,4] => ? => ? => ? = 2
[4,5,1,7,3,6,2,8] => ? => ? => ? => ? = 2
[4,7,2,5,1,8,3,6] => ? => ? => ? => ? = 2
[4,2,6,3,8,1,7,5] => [5,7,1,8,3,6,2,4] => ? => ? => ? = 1
[3,5,2,1,6,4,7,8] => [8,7,4,6,1,2,5,3] => ? => ? => ? = 3
[3,5,2,1,4,6,8,7] => [7,8,6,4,1,2,5,3] => ? => ? => ? = 1
[4,1,7,5,3,2,6,8] => [8,6,2,3,5,7,1,4] => ? => ? => ? = 3
[5,6,8,4,2,3,1,7] => [7,1,3,2,4,8,6,5] => ? => ? => ? = 2
[4,3,6,7,5,8,1,2] => [2,1,8,5,7,6,3,4] => ? => ? => ? = 2
[4,2,6,1,8,5,3,7] => [7,3,5,8,1,6,2,4] => ? => ? => ? = 2
[4,1,8,3,6,7,5,2] => [2,5,7,6,3,8,1,4] => ? => ? => ? = 1
[4,1,8,5,3,2,7,6] => [6,7,2,3,5,8,1,4] => ? => ? => ? = 1
[3,2,1,6,7,4,5,8] => [8,5,4,7,6,1,2,3] => ? => ? => ? = 3
[4,3,8,5,1,7,2,6] => [6,2,7,1,5,8,3,4] => ? => ? => ? = 2
[4,7,2,1,8,5,3,6] => [6,3,5,8,1,2,7,4] => ? => ? => ? = 2
[4,2,1,7,3,8,6,5] => [5,6,8,3,7,1,2,4] => ? => ? => ? = 1
[5,8,1,7,4,3,6,2] => [2,6,3,4,7,1,8,5] => ? => ? => ? = 1
[4,5,6,1,3,2,7,8] => ? => ? => ? => ? = 3
[4,1,7,5,6,2,3,8] => ? => ? => ? => ? = 3
[4,7,6,1,2,5,3,8] => ? => ? => ? => ? = 2
[3,4,7,1,6,2,5,8] => [8,5,2,6,1,7,4,3] => ? => ? => ? = 3
[5,6,8,7,2,3,1,4] => [4,1,3,2,7,8,6,5] => ? => ? => ? = 2
[4,3,6,1,7,5,2,8] => ? => ? => ? => ? = 2
[5,7,4,1,6,8,3,2] => [2,3,8,6,1,4,7,5] => ? => ? => ? = 1
[5,6,4,3,2,8,1,7] => [7,1,8,2,3,4,6,5] => ? => ? => ? = 2
[3,4,8,2,1,5,7,6] => [6,7,5,1,2,8,4,3] => ? => ? => ? = 1
[4,1,7,5,8,3,2,6] => [6,2,3,8,5,7,1,4] => ? => ? => ? = 2
[4,8,2,3,6,5,7,1] => ? => ? => ? => ? = 1
[5,7,4,1,2,8,6,3] => [3,6,8,2,1,4,7,5] => ? => ? => ? = 1
[5,8,6,3,2,1,7,4] => [4,7,1,2,3,6,8,5] => ? => ? => ? = 1
[3,4,6,5,1,2,7,8] => [8,7,2,1,5,6,4,3] => ? => ? => ? = 4
[4,8,3,1,6,7,2,5] => [5,2,7,6,1,3,8,4] => ? => ? => ? = 2
[4,2,8,1,5,7,6,3] => [3,6,7,5,1,8,2,4] => ? => ? => ? = 1
Description
The number of leading ones in a binary word.
Matching statistic: St000010
Mp00071: Permutations descent compositionInteger compositions
Mp00184: Integer compositions to threshold graphGraphs
Mp00037: Graphs to partition of connected componentsInteger partitions
St000010: Integer partitions ⟶ ℤResult quality: 96% values known / values provided: 96%distinct values known / distinct values provided: 100%
Values
[1,2] => [2] => ([],2)
=> [1,1]
=> 2
[2,1] => [1,1] => ([(0,1)],2)
=> [2]
=> 1
[1,2,3] => [3] => ([],3)
=> [1,1,1]
=> 3
[1,3,2] => [2,1] => ([(0,2),(1,2)],3)
=> [3]
=> 1
[2,1,3] => [1,2] => ([(1,2)],3)
=> [2,1]
=> 2
[2,3,1] => [2,1] => ([(0,2),(1,2)],3)
=> [3]
=> 1
[3,1,2] => [1,2] => ([(1,2)],3)
=> [2,1]
=> 2
[3,2,1] => [1,1,1] => ([(0,1),(0,2),(1,2)],3)
=> [3]
=> 1
[1,2,3,4] => [4] => ([],4)
=> [1,1,1,1]
=> 4
[1,2,4,3] => [3,1] => ([(0,3),(1,3),(2,3)],4)
=> [4]
=> 1
[1,3,2,4] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 2
[1,3,4,2] => [3,1] => ([(0,3),(1,3),(2,3)],4)
=> [4]
=> 1
[1,4,2,3] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 2
[1,4,3,2] => [2,1,1] => ([(0,2),(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[2,1,3,4] => [1,3] => ([(2,3)],4)
=> [2,1,1]
=> 3
[2,1,4,3] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[2,3,1,4] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 2
[2,3,4,1] => [3,1] => ([(0,3),(1,3),(2,3)],4)
=> [4]
=> 1
[2,4,1,3] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 2
[2,4,3,1] => [2,1,1] => ([(0,2),(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[3,1,2,4] => [1,3] => ([(2,3)],4)
=> [2,1,1]
=> 3
[3,1,4,2] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[3,2,1,4] => [1,1,2] => ([(1,2),(1,3),(2,3)],4)
=> [3,1]
=> 2
[3,2,4,1] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[3,4,1,2] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 2
[3,4,2,1] => [2,1,1] => ([(0,2),(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[4,1,2,3] => [1,3] => ([(2,3)],4)
=> [2,1,1]
=> 3
[4,1,3,2] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[4,2,1,3] => [1,1,2] => ([(1,2),(1,3),(2,3)],4)
=> [3,1]
=> 2
[4,2,3,1] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[4,3,1,2] => [1,1,2] => ([(1,2),(1,3),(2,3)],4)
=> [3,1]
=> 2
[4,3,2,1] => [1,1,1,1] => ([(0,1),(0,2),(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 1
[1,2,3,4,5] => [5] => ([],5)
=> [1,1,1,1,1]
=> 5
[1,2,3,5,4] => [4,1] => ([(0,4),(1,4),(2,4),(3,4)],5)
=> [5]
=> 1
[1,2,4,3,5] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 2
[1,2,4,5,3] => [4,1] => ([(0,4),(1,4),(2,4),(3,4)],5)
=> [5]
=> 1
[1,2,5,3,4] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 2
[1,2,5,4,3] => [3,1,1] => ([(0,3),(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 1
[1,3,2,4,5] => [2,3] => ([(2,4),(3,4)],5)
=> [3,1,1]
=> 3
[1,3,2,5,4] => [2,2,1] => ([(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 1
[1,3,4,2,5] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 2
[1,3,4,5,2] => [4,1] => ([(0,4),(1,4),(2,4),(3,4)],5)
=> [5]
=> 1
[1,3,5,2,4] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 2
[1,3,5,4,2] => [3,1,1] => ([(0,3),(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 1
[1,4,2,3,5] => [2,3] => ([(2,4),(3,4)],5)
=> [3,1,1]
=> 3
[1,4,2,5,3] => [2,2,1] => ([(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 1
[1,4,3,2,5] => [2,1,2] => ([(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [4,1]
=> 2
[1,4,3,5,2] => [2,2,1] => ([(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 1
[1,4,5,2,3] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 2
[1,4,5,3,2] => [3,1,1] => ([(0,3),(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 1
[7,8,6,5,4,3,2,1] => [2,1,1,1,1,1,1] => ([(0,2),(0,3),(0,4),(0,5),(0,6),(0,7),(1,2),(1,3),(1,4),(1,5),(1,6),(1,7),(2,3),(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[6,7,8,5,4,3,2,1] => [3,1,1,1,1,1] => ([(0,3),(0,4),(0,5),(0,6),(0,7),(1,3),(1,4),(1,5),(1,6),(1,7),(2,3),(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[6,5,7,8,4,3,2,1] => [1,3,1,1,1,1] => ([(0,4),(0,5),(0,6),(0,7),(1,4),(1,5),(1,6),(1,7),(2,3),(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[4,3,5,6,7,8,2,1] => [1,5,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,4,5,6,7,8,2,1] => [6,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[4,5,6,7,8,2,3,1] => [5,2,1] => ([(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,4,5,6,7,2,8,1] => [5,2,1] => ([(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[4,5,3,2,6,7,8,1] => [2,1,4,1] => ([(0,7),(1,7),(2,7),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[4,3,5,2,6,7,8,1] => [1,2,4,1] => ([(0,7),(1,7),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,4,2,5,6,7,8,1] => [2,5,1] => ([(0,7),(1,7),(2,7),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[4,2,3,5,6,7,8,1] => [1,6,1] => ([(0,7),(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,2,4,5,6,7,8,1] => [1,6,1] => ([(0,7),(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[2,3,4,5,6,7,8,1] => [7,1] => ([(0,7),(1,7),(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 1
[4,5,6,7,8,3,1,2] => [5,1,2] => ([(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2
[4,3,5,6,7,8,1,2] => [1,5,2] => ([(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2
[3,4,5,6,7,8,1,2] => [6,2] => ([(1,7),(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 2
[4,5,6,7,8,2,1,3] => [5,1,2] => ([(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2
[4,5,6,7,8,1,2,3] => [5,3] => ([(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 3
[3,4,5,6,7,2,1,8] => [5,1,2] => ([(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2
[5,6,4,3,2,7,1,8] => ? => ?
=> ?
=> ? = 2
[4,2,3,5,6,7,1,8] => [1,5,2] => ([(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2
[3,2,4,5,6,7,1,8] => [1,5,2] => ([(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2
[2,3,4,5,6,7,1,8] => [6,2] => ([(1,7),(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 2
[3,4,5,6,7,1,2,8] => [5,3] => ([(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 3
[5,6,4,3,2,1,7,8] => [2,1,1,1,3] => ([(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 3
[2,3,4,5,6,1,7,8] => [5,3] => ([(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 3
[4,5,6,2,1,3,7,8] => [3,1,4] => ([(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4
[4,5,3,2,1,6,7,8] => [2,1,1,4] => ([(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4
[4,3,5,2,1,6,7,8] => [1,2,1,4] => ([(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4
[3,4,5,2,1,6,7,8] => [3,1,4] => ([(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4
[3,4,2,5,1,6,7,8] => [2,2,4] => ([(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4
[4,2,3,5,1,6,7,8] => [1,3,4] => ([(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4
[3,2,4,5,1,6,7,8] => [1,3,4] => ([(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4
[3,4,5,1,2,6,7,8] => [3,5] => ([(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 5
[3,4,2,1,5,6,7,8] => [2,1,5] => ([(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 5
[3,2,4,1,5,6,7,8] => [1,2,5] => ([(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 5
[2,3,4,1,5,6,7,8] => [3,5] => ([(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 5
[2,3,1,4,5,6,7,8] => [2,6] => ([(5,7),(6,7)],8)
=> ?
=> ? = 6
[3,1,2,4,5,6,7,8] => [1,7] => ([(6,7)],8)
=> ?
=> ? = 7
[2,1,3,4,5,6,7,8] => [1,7] => ([(6,7)],8)
=> ?
=> ? = 7
[5,4,7,8,6,3,2,1] => [1,3,1,1,1,1] => ([(0,4),(0,5),(0,6),(0,7),(1,4),(1,5),(1,6),(1,7),(2,3),(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,2,5,6,7,8,4,1] => [1,5,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,2,4,5,7,8,6,1] => [1,5,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,2,4,5,6,8,7,1] => [1,5,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,2,5,4,6,7,8,1] => [1,2,4,1] => ([(0,7),(1,7),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[2,1,4,5,6,7,8,3] => [1,6,1] => ([(0,7),(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,2,1,6,7,8,5,4] => [1,1,4,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,2,1,5,7,8,6,4] => [1,1,4,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[3,2,1,5,6,7,8,4] => [1,1,5,1] => ([(0,7),(1,7),(2,7),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
[2,3,1,5,6,7,8,4] => [2,5,1] => ([(0,7),(1,7),(2,7),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1
Description
The length of the partition.
Matching statistic: St001176
Mp00071: Permutations descent compositionInteger compositions
Mp00184: Integer compositions to threshold graphGraphs
Mp00037: Graphs to partition of connected componentsInteger partitions
St001176: Integer partitions ⟶ ℤResult quality: 96% values known / values provided: 96%distinct values known / distinct values provided: 100%
Values
[1,2] => [2] => ([],2)
=> [1,1]
=> 1 = 2 - 1
[2,1] => [1,1] => ([(0,1)],2)
=> [2]
=> 0 = 1 - 1
[1,2,3] => [3] => ([],3)
=> [1,1,1]
=> 2 = 3 - 1
[1,3,2] => [2,1] => ([(0,2),(1,2)],3)
=> [3]
=> 0 = 1 - 1
[2,1,3] => [1,2] => ([(1,2)],3)
=> [2,1]
=> 1 = 2 - 1
[2,3,1] => [2,1] => ([(0,2),(1,2)],3)
=> [3]
=> 0 = 1 - 1
[3,1,2] => [1,2] => ([(1,2)],3)
=> [2,1]
=> 1 = 2 - 1
[3,2,1] => [1,1,1] => ([(0,1),(0,2),(1,2)],3)
=> [3]
=> 0 = 1 - 1
[1,2,3,4] => [4] => ([],4)
=> [1,1,1,1]
=> 3 = 4 - 1
[1,2,4,3] => [3,1] => ([(0,3),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[1,3,2,4] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 1 = 2 - 1
[1,3,4,2] => [3,1] => ([(0,3),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[1,4,2,3] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 1 = 2 - 1
[1,4,3,2] => [2,1,1] => ([(0,2),(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[2,1,3,4] => [1,3] => ([(2,3)],4)
=> [2,1,1]
=> 2 = 3 - 1
[2,1,4,3] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[2,3,1,4] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 1 = 2 - 1
[2,3,4,1] => [3,1] => ([(0,3),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[2,4,1,3] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 1 = 2 - 1
[2,4,3,1] => [2,1,1] => ([(0,2),(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[3,1,2,4] => [1,3] => ([(2,3)],4)
=> [2,1,1]
=> 2 = 3 - 1
[3,1,4,2] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[3,2,1,4] => [1,1,2] => ([(1,2),(1,3),(2,3)],4)
=> [3,1]
=> 1 = 2 - 1
[3,2,4,1] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[3,4,1,2] => [2,2] => ([(1,3),(2,3)],4)
=> [3,1]
=> 1 = 2 - 1
[3,4,2,1] => [2,1,1] => ([(0,2),(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[4,1,2,3] => [1,3] => ([(2,3)],4)
=> [2,1,1]
=> 2 = 3 - 1
[4,1,3,2] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[4,2,1,3] => [1,1,2] => ([(1,2),(1,3),(2,3)],4)
=> [3,1]
=> 1 = 2 - 1
[4,2,3,1] => [1,2,1] => ([(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[4,3,1,2] => [1,1,2] => ([(1,2),(1,3),(2,3)],4)
=> [3,1]
=> 1 = 2 - 1
[4,3,2,1] => [1,1,1,1] => ([(0,1),(0,2),(0,3),(1,2),(1,3),(2,3)],4)
=> [4]
=> 0 = 1 - 1
[1,2,3,4,5] => [5] => ([],5)
=> [1,1,1,1,1]
=> 4 = 5 - 1
[1,2,3,5,4] => [4,1] => ([(0,4),(1,4),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[1,2,4,3,5] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 1 = 2 - 1
[1,2,4,5,3] => [4,1] => ([(0,4),(1,4),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[1,2,5,3,4] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 1 = 2 - 1
[1,2,5,4,3] => [3,1,1] => ([(0,3),(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[1,3,2,4,5] => [2,3] => ([(2,4),(3,4)],5)
=> [3,1,1]
=> 2 = 3 - 1
[1,3,2,5,4] => [2,2,1] => ([(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[1,3,4,2,5] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 1 = 2 - 1
[1,3,4,5,2] => [4,1] => ([(0,4),(1,4),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[1,3,5,2,4] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 1 = 2 - 1
[1,3,5,4,2] => [3,1,1] => ([(0,3),(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[1,4,2,3,5] => [2,3] => ([(2,4),(3,4)],5)
=> [3,1,1]
=> 2 = 3 - 1
[1,4,2,5,3] => [2,2,1] => ([(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[1,4,3,2,5] => [2,1,2] => ([(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [4,1]
=> 1 = 2 - 1
[1,4,3,5,2] => [2,2,1] => ([(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[1,4,5,2,3] => [3,2] => ([(1,4),(2,4),(3,4)],5)
=> [4,1]
=> 1 = 2 - 1
[1,4,5,3,2] => [3,1,1] => ([(0,3),(0,4),(1,3),(1,4),(2,3),(2,4),(3,4)],5)
=> [5]
=> 0 = 1 - 1
[7,8,6,5,4,3,2,1] => [2,1,1,1,1,1,1] => ([(0,2),(0,3),(0,4),(0,5),(0,6),(0,7),(1,2),(1,3),(1,4),(1,5),(1,6),(1,7),(2,3),(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[6,7,8,5,4,3,2,1] => [3,1,1,1,1,1] => ([(0,3),(0,4),(0,5),(0,6),(0,7),(1,3),(1,4),(1,5),(1,6),(1,7),(2,3),(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[6,5,7,8,4,3,2,1] => [1,3,1,1,1,1] => ([(0,4),(0,5),(0,6),(0,7),(1,4),(1,5),(1,6),(1,7),(2,3),(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[4,3,5,6,7,8,2,1] => [1,5,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,4,5,6,7,8,2,1] => [6,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[4,5,6,7,8,2,3,1] => [5,2,1] => ([(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,4,5,6,7,2,8,1] => [5,2,1] => ([(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[4,5,3,2,6,7,8,1] => [2,1,4,1] => ([(0,7),(1,7),(2,7),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[4,3,5,2,6,7,8,1] => [1,2,4,1] => ([(0,7),(1,7),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,4,2,5,6,7,8,1] => [2,5,1] => ([(0,7),(1,7),(2,7),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[4,2,3,5,6,7,8,1] => [1,6,1] => ([(0,7),(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,2,4,5,6,7,8,1] => [1,6,1] => ([(0,7),(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[2,3,4,5,6,7,8,1] => [7,1] => ([(0,7),(1,7),(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[4,5,6,7,8,3,1,2] => [5,1,2] => ([(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2 - 1
[4,3,5,6,7,8,1,2] => [1,5,2] => ([(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2 - 1
[3,4,5,6,7,8,1,2] => [6,2] => ([(1,7),(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 2 - 1
[4,5,6,7,8,2,1,3] => [5,1,2] => ([(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2 - 1
[4,5,6,7,8,1,2,3] => [5,3] => ([(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 3 - 1
[3,4,5,6,7,2,1,8] => [5,1,2] => ([(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2 - 1
[5,6,4,3,2,7,1,8] => ? => ?
=> ?
=> ? = 2 - 1
[4,2,3,5,6,7,1,8] => [1,5,2] => ([(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2 - 1
[3,2,4,5,6,7,1,8] => [1,5,2] => ([(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 2 - 1
[2,3,4,5,6,7,1,8] => [6,2] => ([(1,7),(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 2 - 1
[3,4,5,6,7,1,2,8] => [5,3] => ([(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 3 - 1
[5,6,4,3,2,1,7,8] => [2,1,1,1,3] => ([(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 3 - 1
[2,3,4,5,6,1,7,8] => [5,3] => ([(2,7),(3,7),(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 3 - 1
[4,5,6,2,1,3,7,8] => [3,1,4] => ([(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4 - 1
[4,5,3,2,1,6,7,8] => [2,1,1,4] => ([(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4 - 1
[4,3,5,2,1,6,7,8] => [1,2,1,4] => ([(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4 - 1
[3,4,5,2,1,6,7,8] => [3,1,4] => ([(3,6),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4 - 1
[3,4,2,5,1,6,7,8] => [2,2,4] => ([(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4 - 1
[4,2,3,5,1,6,7,8] => [1,3,4] => ([(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4 - 1
[3,2,4,5,1,6,7,8] => [1,3,4] => ([(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 4 - 1
[3,4,5,1,2,6,7,8] => [3,5] => ([(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 5 - 1
[3,4,2,1,5,6,7,8] => [2,1,5] => ([(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 5 - 1
[3,2,4,1,5,6,7,8] => [1,2,5] => ([(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 5 - 1
[2,3,4,1,5,6,7,8] => [3,5] => ([(4,7),(5,7),(6,7)],8)
=> ?
=> ? = 5 - 1
[2,3,1,4,5,6,7,8] => [2,6] => ([(5,7),(6,7)],8)
=> ?
=> ? = 6 - 1
[3,1,2,4,5,6,7,8] => [1,7] => ([(6,7)],8)
=> ?
=> ? = 7 - 1
[2,1,3,4,5,6,7,8] => [1,7] => ([(6,7)],8)
=> ?
=> ? = 7 - 1
[5,4,7,8,6,3,2,1] => [1,3,1,1,1,1] => ([(0,4),(0,5),(0,6),(0,7),(1,4),(1,5),(1,6),(1,7),(2,3),(2,4),(2,5),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,2,5,6,7,8,4,1] => [1,5,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,2,4,5,7,8,6,1] => [1,5,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,2,4,5,6,8,7,1] => [1,5,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,2,5,4,6,7,8,1] => [1,2,4,1] => ([(0,7),(1,7),(2,7),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[2,1,4,5,6,7,8,3] => [1,6,1] => ([(0,7),(1,7),(2,7),(3,7),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,2,1,6,7,8,5,4] => [1,1,4,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,2,1,5,7,8,6,4] => [1,1,4,1,1] => ([(0,6),(0,7),(1,6),(1,7),(2,6),(2,7),(3,4),(3,5),(3,6),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[3,2,1,5,6,7,8,4] => [1,1,5,1] => ([(0,7),(1,7),(2,7),(3,7),(4,5),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
[2,3,1,5,6,7,8,4] => [2,5,1] => ([(0,7),(1,7),(2,7),(3,7),(4,6),(4,7),(5,6),(5,7),(6,7)],8)
=> ?
=> ? = 1 - 1
Description
The size of a partition minus its first part. This is the number of boxes in its diagram that are not in the first row.
Mp00071: Permutations descent compositionInteger compositions
Mp00315: Integer compositions inverse Foata bijectionInteger compositions
Mp00315: Integer compositions inverse Foata bijectionInteger compositions
St000383: Integer compositions ⟶ ℤResult quality: 88% values known / values provided: 96%distinct values known / distinct values provided: 88%
Values
[1,2] => [2] => [2] => [2] => 2
[2,1] => [1,1] => [1,1] => [1,1] => 1
[1,2,3] => [3] => [3] => [3] => 3
[1,3,2] => [2,1] => [2,1] => [2,1] => 1
[2,1,3] => [1,2] => [1,2] => [1,2] => 2
[2,3,1] => [2,1] => [2,1] => [2,1] => 1
[3,1,2] => [1,2] => [1,2] => [1,2] => 2
[3,2,1] => [1,1,1] => [1,1,1] => [1,1,1] => 1
[1,2,3,4] => [4] => [4] => [4] => 4
[1,2,4,3] => [3,1] => [3,1] => [3,1] => 1
[1,3,2,4] => [2,2] => [2,2] => [2,2] => 2
[1,3,4,2] => [3,1] => [3,1] => [3,1] => 1
[1,4,2,3] => [2,2] => [2,2] => [2,2] => 2
[1,4,3,2] => [2,1,1] => [1,2,1] => [2,1,1] => 1
[2,1,3,4] => [1,3] => [1,3] => [1,3] => 3
[2,1,4,3] => [1,2,1] => [2,1,1] => [1,2,1] => 1
[2,3,1,4] => [2,2] => [2,2] => [2,2] => 2
[2,3,4,1] => [3,1] => [3,1] => [3,1] => 1
[2,4,1,3] => [2,2] => [2,2] => [2,2] => 2
[2,4,3,1] => [2,1,1] => [1,2,1] => [2,1,1] => 1
[3,1,2,4] => [1,3] => [1,3] => [1,3] => 3
[3,1,4,2] => [1,2,1] => [2,1,1] => [1,2,1] => 1
[3,2,1,4] => [1,1,2] => [1,1,2] => [1,1,2] => 2
[3,2,4,1] => [1,2,1] => [2,1,1] => [1,2,1] => 1
[3,4,1,2] => [2,2] => [2,2] => [2,2] => 2
[3,4,2,1] => [2,1,1] => [1,2,1] => [2,1,1] => 1
[4,1,2,3] => [1,3] => [1,3] => [1,3] => 3
[4,1,3,2] => [1,2,1] => [2,1,1] => [1,2,1] => 1
[4,2,1,3] => [1,1,2] => [1,1,2] => [1,1,2] => 2
[4,2,3,1] => [1,2,1] => [2,1,1] => [1,2,1] => 1
[4,3,1,2] => [1,1,2] => [1,1,2] => [1,1,2] => 2
[4,3,2,1] => [1,1,1,1] => [1,1,1,1] => [1,1,1,1] => 1
[1,2,3,4,5] => [5] => [5] => [5] => 5
[1,2,3,5,4] => [4,1] => [4,1] => [4,1] => 1
[1,2,4,3,5] => [3,2] => [3,2] => [3,2] => 2
[1,2,4,5,3] => [4,1] => [4,1] => [4,1] => 1
[1,2,5,3,4] => [3,2] => [3,2] => [3,2] => 2
[1,2,5,4,3] => [3,1,1] => [1,3,1] => [3,1,1] => 1
[1,3,2,4,5] => [2,3] => [2,3] => [2,3] => 3
[1,3,2,5,4] => [2,2,1] => [2,2,1] => [2,2,1] => 1
[1,3,4,2,5] => [3,2] => [3,2] => [3,2] => 2
[1,3,4,5,2] => [4,1] => [4,1] => [4,1] => 1
[1,3,5,2,4] => [3,2] => [3,2] => [3,2] => 2
[1,3,5,4,2] => [3,1,1] => [1,3,1] => [3,1,1] => 1
[1,4,2,3,5] => [2,3] => [2,3] => [2,3] => 3
[1,4,2,5,3] => [2,2,1] => [2,2,1] => [2,2,1] => 1
[1,4,3,2,5] => [2,1,2] => [2,1,2] => [2,1,2] => 2
[1,4,3,5,2] => [2,2,1] => [2,2,1] => [2,2,1] => 1
[1,4,5,2,3] => [3,2] => [3,2] => [3,2] => 2
[1,4,5,3,2] => [3,1,1] => [1,3,1] => [3,1,1] => 1
[7,8,6,5,4,3,2,1] => [2,1,1,1,1,1,1] => [1,1,1,1,1,2,1] => [2,1,1,1,1,1,1] => ? = 1
[6,7,8,5,4,3,2,1] => [3,1,1,1,1,1] => [1,1,1,1,3,1] => [3,1,1,1,1,1] => ? = 1
[5,6,7,8,4,3,2,1] => [4,1,1,1,1] => [1,1,1,4,1] => [4,1,1,1,1] => ? = 1
[6,7,8,4,5,3,2,1] => [3,2,1,1,1] => [1,1,3,2,1] => [3,2,1,1,1] => ? = 1
[5,6,7,4,8,3,2,1] => [3,2,1,1,1] => [1,1,3,2,1] => [3,2,1,1,1] => ? = 1
[6,4,5,7,8,3,2,1] => [1,4,1,1,1] => [1,1,4,1,1] => [1,4,1,1,1] => ? = 1
[5,4,6,7,8,3,2,1] => [1,4,1,1,1] => [1,1,4,1,1] => [1,4,1,1,1] => ? = 1
[5,6,7,8,3,4,2,1] => [4,2,1,1] => [1,4,2,1] => [4,2,1,1] => ? = 1
[5,6,7,4,3,8,2,1] => [3,1,2,1,1] => [1,3,1,2,1] => [3,1,2,1,1] => ? = 1
[4,5,6,7,3,8,2,1] => [4,2,1,1] => [1,4,2,1] => [4,2,1,1] => ? = 1
[6,7,8,5,3,2,4,1] => [3,1,1,2,1] => [3,1,1,2,1] => [3,1,1,2,1] => ? = 1
[6,7,8,4,3,2,5,1] => [3,1,1,2,1] => [3,1,1,2,1] => [3,1,1,2,1] => ? = 1
[4,5,3,2,6,7,8,1] => [2,1,4,1] => [1,2,4,1] => [2,4,1,1] => ? = 1
[3,4,2,5,6,7,8,1] => [2,5,1] => [2,5,1] => [2,5,1] => ? = 1
[5,6,7,8,4,3,1,2] => [4,1,1,2] => [1,1,4,2] => [4,1,1,2] => ? = 2
[4,5,6,7,8,3,1,2] => [5,1,2] => [1,5,2] => [5,1,2] => ? = 2
[5,6,7,8,3,4,1,2] => [4,2,2] => [2,4,2] => [4,2,2] => ? = 2
[4,5,6,7,3,8,1,2] => [4,2,2] => [2,4,2] => [4,2,2] => ? = 2
[3,4,5,6,7,8,1,2] => [6,2] => [6,2] => [6,2] => ? = 2
[6,7,8,5,4,2,1,3] => [3,1,1,1,2] => [1,1,1,3,2] => [3,1,1,1,2] => ? = 2
[5,6,7,8,4,2,1,3] => [4,1,1,2] => [1,1,4,2] => [4,1,1,2] => ? = 2
[4,5,6,7,8,2,1,3] => [5,1,2] => [1,5,2] => [5,1,2] => ? = 2
[5,6,7,8,4,1,2,3] => [4,1,3] => [1,4,3] => [4,1,3] => ? = 3
[4,5,6,7,8,1,2,3] => [5,3] => [5,3] => [5,3] => ? = 3
[6,7,8,5,3,2,1,4] => [3,1,1,1,2] => [1,1,1,3,2] => [3,1,1,1,2] => ? = 2
[5,6,7,8,3,2,1,4] => [4,1,1,2] => [1,1,4,2] => [4,1,1,2] => ? = 2
[5,6,7,8,2,3,1,4] => [4,2,2] => [2,4,2] => [4,2,2] => ? = 2
[5,6,7,8,3,1,2,4] => [4,1,3] => [1,4,3] => [4,1,3] => ? = 3
[5,6,7,8,2,1,3,4] => [4,1,3] => [1,4,3] => [4,1,3] => ? = 3
[6,7,8,4,3,2,1,5] => [3,1,1,1,2] => [1,1,1,3,2] => [3,1,1,1,2] => ? = 2
[5,6,7,4,3,2,1,8] => [3,1,1,1,2] => [1,1,1,3,2] => [3,1,1,1,2] => ? = 2
[4,5,6,7,3,2,1,8] => [4,1,1,2] => [1,1,4,2] => [4,1,1,2] => ? = 2
[3,4,5,6,7,2,1,8] => [5,1,2] => [1,5,2] => [5,1,2] => ? = 2
[4,5,6,7,2,3,1,8] => [4,2,2] => [2,4,2] => [4,2,2] => ? = 2
[5,6,4,3,2,7,1,8] => ? => ? => ? => ? = 2
[3,4,5,6,2,7,1,8] => [4,2,2] => [2,4,2] => [4,2,2] => ? = 2
[2,3,4,5,6,7,1,8] => [6,2] => [6,2] => [6,2] => ? = 2
[4,5,6,7,3,1,2,8] => [4,1,3] => [1,4,3] => [4,1,3] => ? = 3
[3,4,5,6,7,1,2,8] => [5,3] => [5,3] => [5,3] => ? = 3
[4,5,6,7,2,1,3,8] => [4,1,3] => [1,4,3] => [4,1,3] => ? = 3
[5,6,4,3,2,1,7,8] => [2,1,1,1,3] => [1,1,2,1,3] => [2,1,1,1,3] => ? = 3
[3,4,5,6,2,1,7,8] => [4,1,3] => [1,4,3] => [4,1,3] => ? = 3
[2,3,4,5,6,1,7,8] => [5,3] => [5,3] => [5,3] => ? = 3
[4,5,6,2,1,3,7,8] => [3,1,4] => [3,1,4] => [3,1,4] => ? = 4
[4,5,3,2,1,6,7,8] => [2,1,1,4] => [1,2,1,4] => [2,1,1,4] => ? = 4
[3,4,5,2,1,6,7,8] => [3,1,4] => [3,1,4] => [3,1,4] => ? = 4
[3,4,2,5,1,6,7,8] => [2,2,4] => [2,2,4] => [2,2,4] => ? = 4
[4,2,3,5,1,6,7,8] => [1,3,4] => [1,3,4] => [1,3,4] => ? = 4
[3,2,4,5,1,6,7,8] => [1,3,4] => [1,3,4] => [1,3,4] => ? = 4
[3,4,5,1,2,6,7,8] => [3,5] => [3,5] => [3,5] => ? = 5
Description
The last part of an integer composition.
Mp00071: Permutations descent compositionInteger compositions
Mp00038: Integer compositions reverseInteger compositions
Mp00231: Integer compositions bounce pathDyck paths
St000439: Dyck paths ⟶ ℤResult quality: 95% values known / values provided: 95%distinct values known / distinct values provided: 100%
Values
[1,2] => [2] => [2] => [1,1,0,0]
=> 3 = 2 + 1
[2,1] => [1,1] => [1,1] => [1,0,1,0]
=> 2 = 1 + 1
[1,2,3] => [3] => [3] => [1,1,1,0,0,0]
=> 4 = 3 + 1
[1,3,2] => [2,1] => [1,2] => [1,0,1,1,0,0]
=> 2 = 1 + 1
[2,1,3] => [1,2] => [2,1] => [1,1,0,0,1,0]
=> 3 = 2 + 1
[2,3,1] => [2,1] => [1,2] => [1,0,1,1,0,0]
=> 2 = 1 + 1
[3,1,2] => [1,2] => [2,1] => [1,1,0,0,1,0]
=> 3 = 2 + 1
[3,2,1] => [1,1,1] => [1,1,1] => [1,0,1,0,1,0]
=> 2 = 1 + 1
[1,2,3,4] => [4] => [4] => [1,1,1,1,0,0,0,0]
=> 5 = 4 + 1
[1,2,4,3] => [3,1] => [1,3] => [1,0,1,1,1,0,0,0]
=> 2 = 1 + 1
[1,3,2,4] => [2,2] => [2,2] => [1,1,0,0,1,1,0,0]
=> 3 = 2 + 1
[1,3,4,2] => [3,1] => [1,3] => [1,0,1,1,1,0,0,0]
=> 2 = 1 + 1
[1,4,2,3] => [2,2] => [2,2] => [1,1,0,0,1,1,0,0]
=> 3 = 2 + 1
[1,4,3,2] => [2,1,1] => [1,1,2] => [1,0,1,0,1,1,0,0]
=> 2 = 1 + 1
[2,1,3,4] => [1,3] => [3,1] => [1,1,1,0,0,0,1,0]
=> 4 = 3 + 1
[2,1,4,3] => [1,2,1] => [1,2,1] => [1,0,1,1,0,0,1,0]
=> 2 = 1 + 1
[2,3,1,4] => [2,2] => [2,2] => [1,1,0,0,1,1,0,0]
=> 3 = 2 + 1
[2,3,4,1] => [3,1] => [1,3] => [1,0,1,1,1,0,0,0]
=> 2 = 1 + 1
[2,4,1,3] => [2,2] => [2,2] => [1,1,0,0,1,1,0,0]
=> 3 = 2 + 1
[2,4,3,1] => [2,1,1] => [1,1,2] => [1,0,1,0,1,1,0,0]
=> 2 = 1 + 1
[3,1,2,4] => [1,3] => [3,1] => [1,1,1,0,0,0,1,0]
=> 4 = 3 + 1
[3,1,4,2] => [1,2,1] => [1,2,1] => [1,0,1,1,0,0,1,0]
=> 2 = 1 + 1
[3,2,1,4] => [1,1,2] => [2,1,1] => [1,1,0,0,1,0,1,0]
=> 3 = 2 + 1
[3,2,4,1] => [1,2,1] => [1,2,1] => [1,0,1,1,0,0,1,0]
=> 2 = 1 + 1
[3,4,1,2] => [2,2] => [2,2] => [1,1,0,0,1,1,0,0]
=> 3 = 2 + 1
[3,4,2,1] => [2,1,1] => [1,1,2] => [1,0,1,0,1,1,0,0]
=> 2 = 1 + 1
[4,1,2,3] => [1,3] => [3,1] => [1,1,1,0,0,0,1,0]
=> 4 = 3 + 1
[4,1,3,2] => [1,2,1] => [1,2,1] => [1,0,1,1,0,0,1,0]
=> 2 = 1 + 1
[4,2,1,3] => [1,1,2] => [2,1,1] => [1,1,0,0,1,0,1,0]
=> 3 = 2 + 1
[4,2,3,1] => [1,2,1] => [1,2,1] => [1,0,1,1,0,0,1,0]
=> 2 = 1 + 1
[4,3,1,2] => [1,1,2] => [2,1,1] => [1,1,0,0,1,0,1,0]
=> 3 = 2 + 1
[4,3,2,1] => [1,1,1,1] => [1,1,1,1] => [1,0,1,0,1,0,1,0]
=> 2 = 1 + 1
[1,2,3,4,5] => [5] => [5] => [1,1,1,1,1,0,0,0,0,0]
=> 6 = 5 + 1
[1,2,3,5,4] => [4,1] => [1,4] => [1,0,1,1,1,1,0,0,0,0]
=> 2 = 1 + 1
[1,2,4,3,5] => [3,2] => [2,3] => [1,1,0,0,1,1,1,0,0,0]
=> 3 = 2 + 1
[1,2,4,5,3] => [4,1] => [1,4] => [1,0,1,1,1,1,0,0,0,0]
=> 2 = 1 + 1
[1,2,5,3,4] => [3,2] => [2,3] => [1,1,0,0,1,1,1,0,0,0]
=> 3 = 2 + 1
[1,2,5,4,3] => [3,1,1] => [1,1,3] => [1,0,1,0,1,1,1,0,0,0]
=> 2 = 1 + 1
[1,3,2,4,5] => [2,3] => [3,2] => [1,1,1,0,0,0,1,1,0,0]
=> 4 = 3 + 1
[1,3,2,5,4] => [2,2,1] => [1,2,2] => [1,0,1,1,0,0,1,1,0,0]
=> 2 = 1 + 1
[1,3,4,2,5] => [3,2] => [2,3] => [1,1,0,0,1,1,1,0,0,0]
=> 3 = 2 + 1
[1,3,4,5,2] => [4,1] => [1,4] => [1,0,1,1,1,1,0,0,0,0]
=> 2 = 1 + 1
[1,3,5,2,4] => [3,2] => [2,3] => [1,1,0,0,1,1,1,0,0,0]
=> 3 = 2 + 1
[1,3,5,4,2] => [3,1,1] => [1,1,3] => [1,0,1,0,1,1,1,0,0,0]
=> 2 = 1 + 1
[1,4,2,3,5] => [2,3] => [3,2] => [1,1,1,0,0,0,1,1,0,0]
=> 4 = 3 + 1
[1,4,2,5,3] => [2,2,1] => [1,2,2] => [1,0,1,1,0,0,1,1,0,0]
=> 2 = 1 + 1
[1,4,3,2,5] => [2,1,2] => [2,1,2] => [1,1,0,0,1,0,1,1,0,0]
=> 3 = 2 + 1
[1,4,3,5,2] => [2,2,1] => [1,2,2] => [1,0,1,1,0,0,1,1,0,0]
=> 2 = 1 + 1
[1,4,5,2,3] => [3,2] => [2,3] => [1,1,0,0,1,1,1,0,0,0]
=> 3 = 2 + 1
[1,4,5,3,2] => [3,1,1] => [1,1,3] => [1,0,1,0,1,1,1,0,0,0]
=> 2 = 1 + 1
[5,6,7,8,4,1,2,3] => [4,1,3] => [3,1,4] => [1,1,1,0,0,0,1,0,1,1,1,1,0,0,0,0]
=> ? = 3 + 1
[5,6,7,4,8,1,2,3] => [3,2,3] => [3,2,3] => [1,1,1,0,0,0,1,1,0,0,1,1,1,0,0,0]
=> ? = 3 + 1
[5,6,4,7,8,1,2,3] => [2,3,3] => [3,3,2] => [1,1,1,0,0,0,1,1,1,0,0,0,1,1,0,0]
=> ? = 3 + 1
[4,5,6,7,8,1,2,3] => [5,3] => [3,5] => [1,1,1,0,0,0,1,1,1,1,1,0,0,0,0,0]
=> ? = 3 + 1
[5,6,7,8,3,1,2,4] => [4,1,3] => [3,1,4] => [1,1,1,0,0,0,1,0,1,1,1,1,0,0,0,0]
=> ? = 3 + 1
[5,6,7,8,2,1,3,4] => [4,1,3] => [3,1,4] => [1,1,1,0,0,0,1,0,1,1,1,1,0,0,0,0]
=> ? = 3 + 1
[5,6,4,3,2,7,1,8] => ? => ? => ?
=> ? = 2 + 1
[5,4,6,7,3,1,2,8] => [1,3,1,3] => [3,1,3,1] => [1,1,1,0,0,0,1,0,1,1,1,0,0,0,1,0]
=> ? = 3 + 1
[4,5,6,7,3,1,2,8] => [4,1,3] => [3,1,4] => [1,1,1,0,0,0,1,0,1,1,1,1,0,0,0,0]
=> ? = 3 + 1
[3,4,5,6,7,1,2,8] => [5,3] => [3,5] => [1,1,1,0,0,0,1,1,1,1,1,0,0,0,0,0]
=> ? = 3 + 1
[4,5,6,7,2,1,3,8] => [4,1,3] => [3,1,4] => [1,1,1,0,0,0,1,0,1,1,1,1,0,0,0,0]
=> ? = 3 + 1
[4,5,6,3,2,1,7,8] => [3,1,1,3] => [3,1,1,3] => [1,1,1,0,0,0,1,0,1,0,1,1,1,0,0,0]
=> ? = 3 + 1
[3,4,5,6,2,1,7,8] => [4,1,3] => [3,1,4] => [1,1,1,0,0,0,1,0,1,1,1,1,0,0,0,0]
=> ? = 3 + 1
[4,3,5,2,6,1,7,8] => [1,2,2,3] => [3,2,2,1] => [1,1,1,0,0,0,1,1,0,0,1,1,0,0,1,0]
=> ? = 3 + 1
[3,4,5,2,6,1,7,8] => [3,2,3] => [3,2,3] => [1,1,1,0,0,0,1,1,0,0,1,1,1,0,0,0]
=> ? = 3 + 1
[3,4,2,5,6,1,7,8] => [2,3,3] => [3,3,2] => [1,1,1,0,0,0,1,1,1,0,0,0,1,1,0,0]
=> ? = 3 + 1
[2,3,4,5,6,1,7,8] => [5,3] => [3,5] => [1,1,1,0,0,0,1,1,1,1,1,0,0,0,0,0]
=> ? = 3 + 1
[4,5,6,2,1,3,7,8] => [3,1,4] => [4,1,3] => [1,1,1,1,0,0,0,0,1,0,1,1,1,0,0,0]
=> ? = 4 + 1
[4,5,3,2,1,6,7,8] => [2,1,1,4] => [4,1,1,2] => [1,1,1,1,0,0,0,0,1,0,1,0,1,1,0,0]
=> ? = 4 + 1
[4,3,5,2,1,6,7,8] => [1,2,1,4] => [4,1,2,1] => [1,1,1,1,0,0,0,0,1,0,1,1,0,0,1,0]
=> ? = 4 + 1
[3,4,5,2,1,6,7,8] => [3,1,4] => [4,1,3] => [1,1,1,1,0,0,0,0,1,0,1,1,1,0,0,0]
=> ? = 4 + 1
[4,2,3,5,1,6,7,8] => [1,3,4] => [4,3,1] => [1,1,1,1,0,0,0,0,1,1,1,0,0,0,1,0]
=> ? = 4 + 1
[3,2,4,5,1,6,7,8] => [1,3,4] => [4,3,1] => [1,1,1,1,0,0,0,0,1,1,1,0,0,0,1,0]
=> ? = 4 + 1
[3,4,5,1,2,6,7,8] => [3,5] => [5,3] => [1,1,1,1,1,0,0,0,0,0,1,1,1,0,0,0]
=> ? = 5 + 1
[3,4,2,1,5,6,7,8] => [2,1,5] => [5,1,2] => [1,1,1,1,1,0,0,0,0,0,1,0,1,1,0,0]
=> ? = 5 + 1
[3,2,4,1,5,6,7,8] => [1,2,5] => [5,2,1] => [1,1,1,1,1,0,0,0,0,0,1,1,0,0,1,0]
=> ? = 5 + 1
[2,3,4,1,5,6,7,8] => [3,5] => [5,3] => [1,1,1,1,1,0,0,0,0,0,1,1,1,0,0,0]
=> ? = 5 + 1
[2,1,4,3,6,7,5,8] => ? => ? => ?
=> ? = 2 + 1
[3,2,1,6,5,4,7,8] => [1,1,2,1,3] => [3,1,2,1,1] => [1,1,1,0,0,0,1,0,1,1,0,0,1,0,1,0]
=> ? = 3 + 1
[3,2,1,5,6,4,7,8] => [1,1,3,3] => [3,3,1,1] => [1,1,1,0,0,0,1,1,1,0,0,0,1,0,1,0]
=> ? = 3 + 1
[2,3,1,5,6,4,7,8] => [2,3,3] => [3,3,2] => [1,1,1,0,0,0,1,1,1,0,0,0,1,1,0,0]
=> ? = 3 + 1
[3,2,4,1,6,5,7,8] => [1,2,2,3] => [3,2,2,1] => [1,1,1,0,0,0,1,1,0,0,1,1,0,0,1,0]
=> ? = 3 + 1
[2,3,4,1,6,5,7,8] => [3,2,3] => [3,2,3] => [1,1,1,0,0,0,1,1,0,0,1,1,1,0,0,0]
=> ? = 3 + 1
[2,1,4,3,6,5,7,8] => [1,2,2,3] => [3,2,2,1] => [1,1,1,0,0,0,1,1,0,0,1,1,0,0,1,0]
=> ? = 3 + 1
[3,2,5,4,1,6,7,8] => [1,2,1,4] => [4,1,2,1] => [1,1,1,1,0,0,0,0,1,0,1,1,0,0,1,0]
=> ? = 4 + 1
[2,1,4,5,3,6,7,8] => [1,3,4] => [4,3,1] => [1,1,1,1,0,0,0,0,1,1,1,0,0,0,1,0]
=> ? = 4 + 1
[3,2,1,5,4,6,7,8] => [1,1,2,4] => [4,2,1,1] => [1,1,1,1,0,0,0,0,1,1,0,0,1,0,1,0]
=> ? = 4 + 1
[2,1,3,5,4,6,7,8] => [1,3,4] => [4,3,1] => [1,1,1,1,0,0,0,0,1,1,1,0,0,0,1,0]
=> ? = 4 + 1
[2,1,4,3,5,6,7,8] => [1,2,5] => [5,2,1] => [1,1,1,1,1,0,0,0,0,0,1,1,0,0,1,0]
=> ? = 5 + 1
[3,2,6,4,5,1,7,8] => ? => ? => ?
=> ? = 3 + 1
[2,1,4,6,3,5,7,8] => [1,3,4] => [4,3,1] => [1,1,1,1,0,0,0,0,1,1,1,0,0,0,1,0]
=> ? = 4 + 1
[2,1,4,3,8,5,6,7] => [1,2,2,3] => [3,2,2,1] => [1,1,1,0,0,0,1,1,0,0,1,1,0,0,1,0]
=> ? = 3 + 1
[2,1,4,8,3,5,6,7] => [1,3,4] => [4,3,1] => [1,1,1,1,0,0,0,0,1,1,1,0,0,0,1,0]
=> ? = 4 + 1
[2,1,3,5,6,8,4,7] => ? => ? => ?
=> ? = 2 + 1
[2,1,5,3,4,6,7,8] => [1,2,5] => [5,2,1] => [1,1,1,1,1,0,0,0,0,0,1,1,0,0,1,0]
=> ? = 5 + 1
[2,3,5,1,4,6,7,8] => [3,5] => [5,3] => [1,1,1,1,1,0,0,0,0,0,1,1,1,0,0,0]
=> ? = 5 + 1
[2,1,3,6,4,5,7,8] => [1,3,4] => [4,3,1] => [1,1,1,1,0,0,0,0,1,1,1,0,0,0,1,0]
=> ? = 4 + 1
[2,3,6,1,4,5,7,8] => [3,5] => [5,3] => [1,1,1,1,1,0,0,0,0,0,1,1,1,0,0,0]
=> ? = 5 + 1
[2,1,7,3,4,5,6,8] => [1,2,5] => [5,2,1] => [1,1,1,1,1,0,0,0,0,0,1,1,0,0,1,0]
=> ? = 5 + 1
[2,3,7,1,4,5,6,8] => [3,5] => [5,3] => [1,1,1,1,1,0,0,0,0,0,1,1,1,0,0,0]
=> ? = 5 + 1
Description
The position of the first down step of a Dyck path.
Mp00064: Permutations reversePermutations
Mp00068: Permutations Simion-Schmidt mapPermutations
Mp00070: Permutations Robinson-Schensted recording tableauStandard tableaux
St000745: Standard tableaux ⟶ ℤResult quality: 93% values known / values provided: 93%distinct values known / distinct values provided: 100%
Values
[1,2] => [2,1] => [2,1] => [[1],[2]]
=> 2
[2,1] => [1,2] => [1,2] => [[1,2]]
=> 1
[1,2,3] => [3,2,1] => [3,2,1] => [[1],[2],[3]]
=> 3
[1,3,2] => [2,3,1] => [2,3,1] => [[1,2],[3]]
=> 1
[2,1,3] => [3,1,2] => [3,1,2] => [[1,3],[2]]
=> 2
[2,3,1] => [1,3,2] => [1,3,2] => [[1,2],[3]]
=> 1
[3,1,2] => [2,1,3] => [2,1,3] => [[1,3],[2]]
=> 2
[3,2,1] => [1,2,3] => [1,3,2] => [[1,2],[3]]
=> 1
[1,2,3,4] => [4,3,2,1] => [4,3,2,1] => [[1],[2],[3],[4]]
=> 4
[1,2,4,3] => [3,4,2,1] => [3,4,2,1] => [[1,2],[3],[4]]
=> 1
[1,3,2,4] => [4,2,3,1] => [4,2,3,1] => [[1,3],[2],[4]]
=> 2
[1,3,4,2] => [2,4,3,1] => [2,4,3,1] => [[1,2],[3],[4]]
=> 1
[1,4,2,3] => [3,2,4,1] => [3,2,4,1] => [[1,3],[2],[4]]
=> 2
[1,4,3,2] => [2,3,4,1] => [2,4,3,1] => [[1,2],[3],[4]]
=> 1
[2,1,3,4] => [4,3,1,2] => [4,3,1,2] => [[1,4],[2],[3]]
=> 3
[2,1,4,3] => [3,4,1,2] => [3,4,1,2] => [[1,2],[3,4]]
=> 1
[2,3,1,4] => [4,1,3,2] => [4,1,3,2] => [[1,3],[2],[4]]
=> 2
[2,3,4,1] => [1,4,3,2] => [1,4,3,2] => [[1,2],[3],[4]]
=> 1
[2,4,1,3] => [3,1,4,2] => [3,1,4,2] => [[1,3],[2,4]]
=> 2
[2,4,3,1] => [1,3,4,2] => [1,4,3,2] => [[1,2],[3],[4]]
=> 1
[3,1,2,4] => [4,2,1,3] => [4,2,1,3] => [[1,4],[2],[3]]
=> 3
[3,1,4,2] => [2,4,1,3] => [2,4,1,3] => [[1,2],[3,4]]
=> 1
[3,2,1,4] => [4,1,2,3] => [4,1,3,2] => [[1,3],[2],[4]]
=> 2
[3,2,4,1] => [1,4,2,3] => [1,4,3,2] => [[1,2],[3],[4]]
=> 1
[3,4,1,2] => [2,1,4,3] => [2,1,4,3] => [[1,3],[2,4]]
=> 2
[3,4,2,1] => [1,2,4,3] => [1,4,3,2] => [[1,2],[3],[4]]
=> 1
[4,1,2,3] => [3,2,1,4] => [3,2,1,4] => [[1,4],[2],[3]]
=> 3
[4,1,3,2] => [2,3,1,4] => [2,4,1,3] => [[1,2],[3,4]]
=> 1
[4,2,1,3] => [3,1,2,4] => [3,1,4,2] => [[1,3],[2,4]]
=> 2
[4,2,3,1] => [1,3,2,4] => [1,4,3,2] => [[1,2],[3],[4]]
=> 1
[4,3,1,2] => [2,1,3,4] => [2,1,4,3] => [[1,3],[2,4]]
=> 2
[4,3,2,1] => [1,2,3,4] => [1,4,3,2] => [[1,2],[3],[4]]
=> 1
[1,2,3,4,5] => [5,4,3,2,1] => [5,4,3,2,1] => [[1],[2],[3],[4],[5]]
=> 5
[1,2,3,5,4] => [4,5,3,2,1] => [4,5,3,2,1] => [[1,2],[3],[4],[5]]
=> 1
[1,2,4,3,5] => [5,3,4,2,1] => [5,3,4,2,1] => [[1,3],[2],[4],[5]]
=> 2
[1,2,4,5,3] => [3,5,4,2,1] => [3,5,4,2,1] => [[1,2],[3],[4],[5]]
=> 1
[1,2,5,3,4] => [4,3,5,2,1] => [4,3,5,2,1] => [[1,3],[2],[4],[5]]
=> 2
[1,2,5,4,3] => [3,4,5,2,1] => [3,5,4,2,1] => [[1,2],[3],[4],[5]]
=> 1
[1,3,2,4,5] => [5,4,2,3,1] => [5,4,2,3,1] => [[1,4],[2],[3],[5]]
=> 3
[1,3,2,5,4] => [4,5,2,3,1] => [4,5,2,3,1] => [[1,2],[3,4],[5]]
=> 1
[1,3,4,2,5] => [5,2,4,3,1] => [5,2,4,3,1] => [[1,3],[2],[4],[5]]
=> 2
[1,3,4,5,2] => [2,5,4,3,1] => [2,5,4,3,1] => [[1,2],[3],[4],[5]]
=> 1
[1,3,5,2,4] => [4,2,5,3,1] => [4,2,5,3,1] => [[1,3],[2,4],[5]]
=> 2
[1,3,5,4,2] => [2,4,5,3,1] => [2,5,4,3,1] => [[1,2],[3],[4],[5]]
=> 1
[1,4,2,3,5] => [5,3,2,4,1] => [5,3,2,4,1] => [[1,4],[2],[3],[5]]
=> 3
[1,4,2,5,3] => [3,5,2,4,1] => [3,5,2,4,1] => [[1,2],[3,4],[5]]
=> 1
[1,4,3,2,5] => [5,2,3,4,1] => [5,2,4,3,1] => [[1,3],[2],[4],[5]]
=> 2
[1,4,3,5,2] => [2,5,3,4,1] => [2,5,4,3,1] => [[1,2],[3],[4],[5]]
=> 1
[1,4,5,2,3] => [3,2,5,4,1] => [3,2,5,4,1] => [[1,3],[2,4],[5]]
=> 2
[1,4,5,3,2] => [2,3,5,4,1] => [2,5,4,3,1] => [[1,2],[3],[4],[5]]
=> 1
[6,5,7,4,3,8,2,1] => [1,2,8,3,4,7,5,6] => ? => ?
=> ? = 1
[6,7,8,5,3,2,4,1] => [1,4,2,3,5,8,7,6] => ? => ?
=> ? = 1
[4,3,5,6,7,2,8,1] => [1,8,2,7,6,5,3,4] => ? => ?
=> ? = 1
[4,5,6,2,3,7,8,1] => [1,8,7,3,2,6,5,4] => ? => ?
=> ? = 1
[4,5,3,2,6,7,8,1] => [1,8,7,6,2,3,5,4] => ? => ?
=> ? = 1
[4,3,5,2,6,7,8,1] => [1,8,7,6,2,5,3,4] => ? => ?
=> ? = 1
[6,7,8,4,3,5,1,2] => [2,1,5,3,4,8,7,6] => ? => ?
=> ? = 2
[6,7,8,5,4,2,1,3] => [3,1,2,4,5,8,7,6] => ? => ?
=> ? = 2
[5,6,4,7,3,2,1,8] => [8,1,2,3,7,4,6,5] => ? => ?
=> ? = 2
[5,6,4,3,2,7,1,8] => [8,1,7,2,3,4,6,5] => ? => ?
=> ? = 2
[3,2,4,5,6,1,7,8] => [8,7,1,6,5,4,2,3] => ? => ?
=> ? = 3
[4,5,6,2,1,3,7,8] => [8,7,3,1,2,6,5,4] => ? => ?
=> ? = 4
[3,4,5,1,2,6,7,8] => [8,7,6,2,1,5,4,3] => ? => ?
=> ? = 5
[5,4,7,6,3,8,2,1] => [1,2,8,3,6,7,4,5] => ? => ?
=> ? = 1
[3,2,5,6,7,8,4,1] => [1,4,8,7,6,5,2,3] => ? => ?
=> ? = 1
[3,2,5,4,7,8,6,1] => [1,6,8,7,4,5,2,3] => ? => ?
=> ? = 1
[3,2,4,5,7,8,6,1] => [1,6,8,7,5,4,2,3] => ? => ?
=> ? = 1
[4,5,3,6,2,8,7,1] => [1,7,8,2,6,3,5,4] => ? => ?
=> ? = 1
[3,4,5,6,2,8,7,1] => [1,7,8,2,6,5,4,3] => ? => ?
=> ? = 1
[4,3,2,6,5,8,7,1] => [1,7,8,5,6,2,3,4] => ? => ?
=> ? = 1
[3,4,2,6,5,8,7,1] => [1,7,8,5,6,2,4,3] => ? => ?
=> ? = 1
[3,2,5,4,6,8,7,1] => [1,7,8,6,4,5,2,3] => ? => ?
=> ? = 1
[3,4,2,5,7,6,8,1] => [1,8,6,7,5,2,4,3] => ? => ?
=> ? = 1
[3,2,5,6,4,7,8,1] => [1,8,7,4,6,5,2,3] => ? => ?
=> ? = 1
[3,4,2,6,5,7,8,1] => [1,8,7,5,6,2,4,3] => ? => ?
=> ? = 1
[3,4,5,2,1,7,8,6] => [6,8,7,1,2,5,4,3] => ? => ?
=> ? = 1
[3,4,2,5,1,7,8,6] => [6,8,7,1,5,2,4,3] => ? => ?
=> ? = 1
[3,2,5,6,4,1,8,7] => [7,8,1,4,6,5,2,3] => ? => ?
=> ? = 1
[3,4,2,6,5,1,8,7] => [7,8,1,5,6,2,4,3] => ? => ?
=> ? = 1
[3,2,1,6,5,4,8,7] => [7,8,4,5,6,1,2,3] => [7,8,4,6,5,1,3,2] => ?
=> ? = 1
[4,5,3,2,1,6,8,7] => [7,8,6,1,2,3,5,4] => ? => ?
=> ? = 1
[3,4,5,2,1,6,8,7] => [7,8,6,1,2,5,4,3] => ? => ?
=> ? = 1
[2,1,4,5,3,6,8,7] => [7,8,6,3,5,4,1,2] => ? => ?
=> ? = 1
[3,2,4,6,7,5,1,8] => [8,1,5,7,6,4,2,3] => ? => ?
=> ? = 2
[2,1,4,5,6,7,3,8] => [8,3,7,6,5,4,1,2] => ? => ?
=> ? = 2
[3,4,5,2,1,7,6,8] => [8,6,7,1,2,5,4,3] => ? => ?
=> ? = 2
[3,2,1,4,5,7,6,8] => [8,6,7,5,4,1,2,3] => ? => ?
=> ? = 2
[3,2,1,5,6,4,7,8] => [8,7,4,6,5,1,2,3] => ? => ?
=> ? = 3
[3,2,4,7,5,6,8,1] => [1,8,6,5,7,4,2,3] => ? => ?
=> ? = 1
[3,2,4,8,5,6,7,1] => [1,7,6,5,8,4,2,3] => ? => ?
=> ? = 1
[4,2,3,5,8,7,6,1] => [1,6,7,8,5,3,2,4] => ? => ?
=> ? = 1
[2,1,5,3,4,6,7,8] => [8,7,6,4,3,5,1,2] => ? => ?
=> ? = 5
[2,3,7,1,4,5,6,8] => [8,6,5,4,1,7,3,2] => ? => ?
=> ? = 5
[2,3,1,8,4,5,6,7] => [7,6,5,4,8,1,3,2] => ? => ?
=> ? = 4
[3,4,1,6,2,5,8,7] => [7,8,5,2,6,1,4,3] => ? => ?
=> ? = 1
[3,1,4,6,2,8,5,7] => [7,5,8,2,6,4,1,3] => ? => ?
=> ? = 2
[3,4,1,6,2,8,5,7] => [7,5,8,2,6,1,4,3] => ? => ?
=> ? = 2
[3,4,1,6,7,2,5,8] => [8,5,2,7,6,1,4,3] => ? => ?
=> ? = 3
[3,1,4,6,7,2,8,5] => [5,8,2,7,6,4,1,3] => ? => ?
=> ? = 1
[3,4,1,6,7,2,8,5] => [5,8,2,7,6,1,4,3] => ? => ?
=> ? = 1
Description
The index of the last row whose first entry is the row number in a standard Young tableau.
Mp00062: Permutations Lehmer-code to major-code bijectionPermutations
Mp00127: Permutations left-to-right-maxima to Dyck pathDyck paths
Mp00132: Dyck paths switch returns and last double riseDyck paths
St000011: Dyck paths ⟶ ℤResult quality: 89% values known / values provided: 89%distinct values known / distinct values provided: 100%
Values
[1,2] => [1,2] => [1,0,1,0]
=> [1,0,1,0]
=> 2
[2,1] => [2,1] => [1,1,0,0]
=> [1,1,0,0]
=> 1
[1,2,3] => [1,2,3] => [1,0,1,0,1,0]
=> [1,0,1,0,1,0]
=> 3
[1,3,2] => [3,1,2] => [1,1,1,0,0,0]
=> [1,1,1,0,0,0]
=> 1
[2,1,3] => [2,1,3] => [1,1,0,0,1,0]
=> [1,1,0,0,1,0]
=> 2
[2,3,1] => [1,3,2] => [1,0,1,1,0,0]
=> [1,1,0,1,0,0]
=> 1
[3,1,2] => [2,3,1] => [1,1,0,1,0,0]
=> [1,0,1,1,0,0]
=> 2
[3,2,1] => [3,2,1] => [1,1,1,0,0,0]
=> [1,1,1,0,0,0]
=> 1
[1,2,3,4] => [1,2,3,4] => [1,0,1,0,1,0,1,0]
=> [1,0,1,0,1,0,1,0]
=> 4
[1,2,4,3] => [4,1,2,3] => [1,1,1,1,0,0,0,0]
=> [1,1,1,1,0,0,0,0]
=> 1
[1,3,2,4] => [3,1,2,4] => [1,1,1,0,0,0,1,0]
=> [1,1,1,0,0,0,1,0]
=> 2
[1,3,4,2] => [2,4,1,3] => [1,1,0,1,1,0,0,0]
=> [1,1,0,1,1,0,0,0]
=> 1
[1,4,2,3] => [3,4,1,2] => [1,1,1,0,1,0,0,0]
=> [1,0,1,1,1,0,0,0]
=> 2
[1,4,3,2] => [4,3,1,2] => [1,1,1,1,0,0,0,0]
=> [1,1,1,1,0,0,0,0]
=> 1
[2,1,3,4] => [2,1,3,4] => [1,1,0,0,1,0,1,0]
=> [1,1,0,0,1,0,1,0]
=> 3
[2,1,4,3] => [1,4,2,3] => [1,0,1,1,1,0,0,0]
=> [1,1,1,0,1,0,0,0]
=> 1
[2,3,1,4] => [1,3,2,4] => [1,0,1,1,0,0,1,0]
=> [1,1,0,1,0,0,1,0]
=> 2
[2,3,4,1] => [1,2,4,3] => [1,0,1,0,1,1,0,0]
=> [1,1,0,1,0,1,0,0]
=> 1
[2,4,1,3] => [1,3,4,2] => [1,0,1,1,0,1,0,0]
=> [1,0,1,1,0,1,0,0]
=> 2
[2,4,3,1] => [4,1,3,2] => [1,1,1,1,0,0,0,0]
=> [1,1,1,1,0,0,0,0]
=> 1
[3,1,2,4] => [2,3,1,4] => [1,1,0,1,0,0,1,0]
=> [1,0,1,1,0,0,1,0]
=> 3
[3,1,4,2] => [4,2,1,3] => [1,1,1,1,0,0,0,0]
=> [1,1,1,1,0,0,0,0]
=> 1
[3,2,1,4] => [3,2,1,4] => [1,1,1,0,0,0,1,0]
=> [1,1,1,0,0,0,1,0]
=> 2
[3,2,4,1] => [2,1,4,3] => [1,1,0,0,1,1,0,0]
=> [1,1,1,0,0,1,0,0]
=> 1
[3,4,1,2] => [3,1,4,2] => [1,1,1,0,0,1,0,0]
=> [1,1,0,0,1,1,0,0]
=> 2
[3,4,2,1] => [1,4,3,2] => [1,0,1,1,1,0,0,0]
=> [1,1,1,0,1,0,0,0]
=> 1
[4,1,2,3] => [2,3,4,1] => [1,1,0,1,0,1,0,0]
=> [1,0,1,0,1,1,0,0]
=> 3
[4,1,3,2] => [4,2,3,1] => [1,1,1,1,0,0,0,0]
=> [1,1,1,1,0,0,0,0]
=> 1
[4,2,1,3] => [3,2,4,1] => [1,1,1,0,0,1,0,0]
=> [1,1,0,0,1,1,0,0]
=> 2
[4,2,3,1] => [2,4,3,1] => [1,1,0,1,1,0,0,0]
=> [1,1,0,1,1,0,0,0]
=> 1
[4,3,1,2] => [3,4,2,1] => [1,1,1,0,1,0,0,0]
=> [1,0,1,1,1,0,0,0]
=> 2
[4,3,2,1] => [4,3,2,1] => [1,1,1,1,0,0,0,0]
=> [1,1,1,1,0,0,0,0]
=> 1
[1,2,3,4,5] => [1,2,3,4,5] => [1,0,1,0,1,0,1,0,1,0]
=> [1,0,1,0,1,0,1,0,1,0]
=> 5
[1,2,3,5,4] => [5,1,2,3,4] => [1,1,1,1,1,0,0,0,0,0]
=> [1,1,1,1,1,0,0,0,0,0]
=> 1
[1,2,4,3,5] => [4,1,2,3,5] => [1,1,1,1,0,0,0,0,1,0]
=> [1,1,1,1,0,0,0,0,1,0]
=> 2
[1,2,4,5,3] => [3,5,1,2,4] => [1,1,1,0,1,1,0,0,0,0]
=> [1,1,1,0,1,1,0,0,0,0]
=> 1
[1,2,5,3,4] => [4,5,1,2,3] => [1,1,1,1,0,1,0,0,0,0]
=> [1,0,1,1,1,1,0,0,0,0]
=> 2
[1,2,5,4,3] => [5,4,1,2,3] => [1,1,1,1,1,0,0,0,0,0]
=> [1,1,1,1,1,0,0,0,0,0]
=> 1
[1,3,2,4,5] => [3,1,2,4,5] => [1,1,1,0,0,0,1,0,1,0]
=> [1,1,1,0,0,0,1,0,1,0]
=> 3
[1,3,2,5,4] => [2,5,1,3,4] => [1,1,0,1,1,1,0,0,0,0]
=> [1,1,0,1,1,1,0,0,0,0]
=> 1
[1,3,4,2,5] => [2,4,1,3,5] => [1,1,0,1,1,0,0,0,1,0]
=> [1,1,0,1,1,0,0,0,1,0]
=> 2
[1,3,4,5,2] => [2,3,5,1,4] => [1,1,0,1,0,1,1,0,0,0]
=> [1,1,0,1,0,1,1,0,0,0]
=> 1
[1,3,5,2,4] => [2,4,5,1,3] => [1,1,0,1,1,0,1,0,0,0]
=> [1,0,1,1,0,1,1,0,0,0]
=> 2
[1,3,5,4,2] => [5,2,4,1,3] => [1,1,1,1,1,0,0,0,0,0]
=> [1,1,1,1,1,0,0,0,0,0]
=> 1
[1,4,2,3,5] => [3,4,1,2,5] => [1,1,1,0,1,0,0,0,1,0]
=> [1,0,1,1,1,0,0,0,1,0]
=> 3
[1,4,2,5,3] => [5,3,1,2,4] => [1,1,1,1,1,0,0,0,0,0]
=> [1,1,1,1,1,0,0,0,0,0]
=> 1
[1,4,3,2,5] => [4,3,1,2,5] => [1,1,1,1,0,0,0,0,1,0]
=> [1,1,1,1,0,0,0,0,1,0]
=> 2
[1,4,3,5,2] => [3,2,5,1,4] => [1,1,1,0,0,1,1,0,0,0]
=> [1,1,1,0,0,1,1,0,0,0]
=> 1
[1,4,5,2,3] => [4,2,5,1,3] => [1,1,1,1,0,0,1,0,0,0]
=> [1,1,0,0,1,1,1,0,0,0]
=> 2
[1,4,5,3,2] => [2,5,4,1,3] => [1,1,0,1,1,1,0,0,0,0]
=> [1,1,0,1,1,1,0,0,0,0]
=> 1
[6,5,7,4,8,2,3,1] => [2,1,6,4,3,8,7,5] => [1,1,0,0,1,1,1,1,0,0,0,1,1,0,0,0]
=> [1,1,1,0,0,1,1,1,1,0,0,0,1,0,0,0]
=> ? = 1
[5,6,7,3,4,2,8,1] => [1,4,2,6,5,3,8,7] => [1,0,1,1,1,0,0,1,1,0,0,0,1,1,0,0]
=> [1,1,0,1,1,1,1,0,0,1,0,0,0,1,0,0]
=> ? = 1
[5,4,6,3,7,2,8,1] => [2,1,4,3,6,5,8,7] => [1,1,0,0,1,1,0,0,1,1,0,0,1,1,0,0]
=> [1,1,1,1,1,0,0,1,0,0,1,0,0,1,0,0]
=> ? = 1
[4,5,6,3,7,2,8,1] => [1,2,4,3,6,5,8,7] => [1,0,1,0,1,1,0,0,1,1,0,0,1,1,0,0]
=> [1,1,1,1,0,1,0,1,0,0,1,0,0,1,0,0]
=> ? = 1
[4,5,3,6,7,2,8,1] => [1,3,2,4,6,5,8,7] => [1,0,1,1,0,0,1,0,1,1,0,0,1,1,0,0]
=> [1,1,1,1,0,1,0,0,1,0,1,0,0,1,0,0]
=> ? = 1
[5,4,6,7,2,3,8,1] => [2,1,5,3,6,4,8,7] => [1,1,0,0,1,1,1,0,0,1,0,0,1,1,0,0]
=> [1,1,1,0,0,1,1,1,0,0,1,0,0,1,0,0]
=> ? = 1
[4,5,6,7,2,3,8,1] => [1,2,5,3,6,4,8,7] => [1,0,1,0,1,1,1,0,0,1,0,0,1,1,0,0]
=> [1,1,1,0,1,1,0,1,0,0,1,0,0,1,0,0]
=> ? = 1
[5,4,6,3,2,7,8,1] => [2,1,5,4,3,6,8,7] => [1,1,0,0,1,1,1,0,0,0,1,0,1,1,0,0]
=> [1,1,1,1,1,0,0,1,0,0,0,1,0,1,0,0]
=> ? = 1
[4,3,5,6,2,7,8,1] => [2,1,3,5,4,6,8,7] => [1,1,0,0,1,0,1,1,0,0,1,0,1,1,0,0]
=> [1,1,1,1,0,0,1,0,1,0,0,1,0,1,0,0]
=> ? = 1
[3,4,5,6,2,7,8,1] => [1,2,3,5,4,6,8,7] => [1,0,1,0,1,0,1,1,0,0,1,0,1,1,0,0]
=> [1,1,1,0,1,0,1,0,1,0,0,1,0,1,0,0]
=> ? = 1
[4,5,6,2,3,7,8,1] => [1,4,2,5,3,6,8,7] => [1,0,1,1,1,0,0,1,0,0,1,0,1,1,0,0]
=> [1,1,0,1,1,1,0,0,1,0,0,1,0,1,0,0]
=> ? = 1
[4,3,5,2,6,7,8,1] => [2,1,4,3,5,6,8,7] => [1,1,0,0,1,1,0,0,1,0,1,0,1,1,0,0]
=> [1,1,1,1,0,0,1,0,0,1,0,1,0,1,0,0]
=> ? = 1
[5,6,4,7,8,3,1,2] => [1,3,2,7,4,8,6,5] => [1,0,1,1,0,0,1,1,1,1,0,0,1,0,0,0]
=> [1,0,1,1,1,1,1,0,0,1,0,0,1,0,0,0]
=> ? = 2
[5,4,6,7,8,3,1,2] => [2,1,3,7,4,8,6,5] => [1,1,0,0,1,0,1,1,1,1,0,0,1,0,0,0]
=> [1,1,0,0,1,1,1,1,0,1,0,0,1,0,0,0]
=> ? = 2
[4,5,6,7,8,3,1,2] => [1,2,3,7,4,8,6,5] => [1,0,1,0,1,0,1,1,1,1,0,0,1,0,0,0]
=> [1,0,1,1,1,1,0,1,0,1,0,0,1,0,0,0]
=> ? = 2
[6,7,5,8,3,4,1,2] => [1,7,5,3,2,8,6,4] => [1,0,1,1,1,1,1,1,0,0,0,0,1,0,0,0]
=> [1,0,1,1,1,1,1,1,0,0,0,0,1,0,0,0]
=> ? = 2
[5,6,7,8,3,4,1,2] => [1,2,7,5,3,8,6,4] => [1,0,1,0,1,1,1,1,1,0,0,0,1,0,0,0]
=> [1,0,1,1,1,1,1,0,1,0,0,0,1,0,0,0]
=> ? = 2
[6,7,8,4,3,5,1,2] => [1,7,5,4,2,8,6,3] => [1,0,1,1,1,1,1,1,0,0,0,0,1,0,0,0]
=> [1,0,1,1,1,1,1,1,0,0,0,0,1,0,0,0]
=> ? = 2
[5,6,7,4,3,8,1,2] => [1,2,7,5,4,3,8,6] => [1,0,1,0,1,1,1,1,1,0,0,0,0,1,0,0]
=> [1,0,1,1,1,1,1,0,1,0,0,0,0,1,0,0]
=> ? = 2
[5,4,6,7,3,8,1,2] => [2,1,3,7,5,4,8,6] => [1,1,0,0,1,0,1,1,1,1,0,0,0,1,0,0]
=> [1,1,0,0,1,1,1,1,0,1,0,0,0,1,0,0]
=> ? = 2
[5,6,7,3,4,8,1,2] => [1,4,2,7,5,3,8,6] => [1,0,1,1,1,0,0,1,1,1,0,0,0,1,0,0]
=> [1,0,1,1,1,0,0,1,1,1,0,0,0,1,0,0]
=> ? = 2
[5,6,4,3,7,8,1,2] => [1,4,3,2,7,5,8,6] => [1,0,1,1,1,0,0,0,1,1,1,0,0,1,0,0]
=> [1,0,1,1,1,1,1,0,0,0,1,0,0,1,0,0]
=> ? = 2
[5,4,6,3,7,8,1,2] => [2,1,4,3,7,5,8,6] => [1,1,0,0,1,1,0,0,1,1,1,0,0,1,0,0]
=> [1,1,0,0,1,1,1,1,0,0,1,0,0,1,0,0]
=> ? = 2
[4,5,3,6,7,8,1,2] => [1,3,2,4,7,5,8,6] => [1,0,1,1,0,0,1,0,1,1,1,0,0,1,0,0]
=> [1,0,1,1,1,1,0,0,1,0,1,0,0,1,0,0]
=> ? = 2
[4,3,5,6,7,8,1,2] => [2,1,3,4,7,5,8,6] => [1,1,0,0,1,0,1,0,1,1,1,0,0,1,0,0]
=> [1,1,0,0,1,1,1,0,1,0,1,0,0,1,0,0]
=> ? = 2
[5,6,7,8,4,2,1,3] => [1,2,7,6,3,8,5,4] => [1,0,1,0,1,1,1,1,1,0,0,0,1,0,0,0]
=> [1,0,1,1,1,1,1,0,1,0,0,0,1,0,0,0]
=> ? = 2
[6,7,5,4,8,2,1,3] => [1,7,6,4,3,2,8,5] => [1,0,1,1,1,1,1,1,0,0,0,0,0,1,0,0]
=> [1,0,1,1,1,1,1,1,0,0,0,0,0,1,0,0]
=> ? = 2
[5,6,7,8,4,1,2,3] => [1,6,2,7,3,8,5,4] => [1,0,1,1,1,1,1,0,0,1,0,0,1,0,0,0]
=> [1,0,1,1,0,0,1,1,1,1,0,0,1,0,0,0]
=> ? = 3
[5,6,7,4,8,1,2,3] => [1,6,2,7,4,3,8,5] => [1,0,1,1,1,1,1,0,0,1,0,0,0,1,0,0]
=> [1,0,1,1,0,0,1,1,1,1,0,0,0,1,0,0]
=> ? = 3
[5,6,4,7,8,1,2,3] => [1,6,3,2,7,4,8,5] => [1,0,1,1,1,1,1,0,0,0,1,0,0,1,0,0]
=> [1,0,1,1,1,0,0,0,1,1,1,0,0,1,0,0]
=> ? = 3
[5,4,6,7,8,1,2,3] => [2,1,6,3,7,4,8,5] => [1,1,0,0,1,1,1,1,0,0,1,0,0,1,0,0]
=> [1,1,0,0,1,1,0,0,1,1,1,0,0,1,0,0]
=> ? = 3
[4,5,6,7,8,1,2,3] => [1,2,6,3,7,4,8,5] => [1,0,1,0,1,1,1,1,0,0,1,0,0,1,0,0]
=> [1,0,1,0,1,1,1,1,0,0,1,0,0,1,0,0]
=> ? = 3
[6,7,8,5,3,2,1,4] => [1,7,6,5,2,8,4,3] => [1,0,1,1,1,1,1,1,0,0,0,0,1,0,0,0]
=> [1,0,1,1,1,1,1,1,0,0,0,0,1,0,0,0]
=> ? = 2
[6,7,5,8,3,2,1,4] => [1,7,6,5,3,2,8,4] => [1,0,1,1,1,1,1,1,0,0,0,0,0,1,0,0]
=> [1,0,1,1,1,1,1,1,0,0,0,0,0,1,0,0]
=> ? = 2
[5,6,7,8,3,2,1,4] => [1,2,7,6,5,3,8,4] => [1,0,1,0,1,1,1,1,1,0,0,0,0,1,0,0]
=> [1,0,1,1,1,1,1,0,1,0,0,0,0,1,0,0]
=> ? = 2
[5,6,7,8,2,3,1,4] => [1,5,2,7,6,3,8,4] => [1,0,1,1,1,1,0,0,1,1,0,0,0,1,0,0]
=> [1,0,1,1,1,1,0,0,1,1,0,0,0,1,0,0]
=> ? = 2
[5,6,7,8,3,1,2,4] => [1,6,2,7,5,3,8,4] => [1,0,1,1,1,1,1,0,0,1,0,0,0,1,0,0]
=> [1,0,1,1,0,0,1,1,1,1,0,0,0,1,0,0]
=> ? = 3
[5,6,7,8,2,1,3,4] => [1,6,5,2,7,3,8,4] => [1,0,1,1,1,1,1,0,0,0,1,0,0,1,0,0]
=> [1,0,1,1,1,0,0,0,1,1,1,0,0,1,0,0]
=> ? = 3
[6,7,8,4,3,2,1,5] => [1,7,6,5,4,2,8,3] => [1,0,1,1,1,1,1,1,0,0,0,0,0,1,0,0]
=> [1,0,1,1,1,1,1,1,0,0,0,0,0,1,0,0]
=> ? = 2
[5,6,4,7,3,2,1,8] => [1,3,2,7,6,5,4,8] => [1,0,1,1,0,0,1,1,1,1,0,0,0,0,1,0]
=> [1,1,1,1,1,0,1,0,0,1,0,0,0,0,1,0]
=> ? = 2
[4,5,6,7,3,2,1,8] => [1,2,3,7,6,5,4,8] => [1,0,1,0,1,0,1,1,1,1,0,0,0,0,1,0]
=> [1,1,1,1,0,1,0,1,0,1,0,0,0,0,1,0]
=> ? = 2
[5,6,4,3,7,2,1,8] => [1,4,3,2,7,6,5,8] => [1,0,1,1,1,0,0,0,1,1,1,0,0,0,1,0]
=> [1,1,1,1,1,0,1,0,0,0,1,0,0,0,1,0]
=> ? = 2
[5,6,4,7,2,3,1,8] => [1,5,3,2,7,6,4,8] => [1,0,1,1,1,1,0,0,0,1,1,0,0,0,1,0]
=> [1,1,0,1,1,1,1,0,0,0,1,0,0,0,1,0]
=> ? = 2
[4,5,6,7,2,3,1,8] => [1,2,5,3,7,6,4,8] => [1,0,1,0,1,1,1,0,0,1,1,0,0,0,1,0]
=> [1,1,1,0,1,1,0,1,0,0,1,0,0,0,1,0]
=> ? = 2
[5,6,4,3,2,7,1,8] => [1,5,4,3,2,7,6,8] => [1,0,1,1,1,1,0,0,0,0,1,1,0,0,1,0]
=> [1,1,1,1,1,0,1,0,0,0,0,1,0,0,1,0]
=> ? = 2
[5,4,6,3,2,7,1,8] => [2,1,5,4,3,7,6,8] => [1,1,0,0,1,1,1,0,0,0,1,1,0,0,1,0]
=> [1,1,1,1,1,0,0,1,0,0,0,1,0,0,1,0]
=> ? = 2
[3,4,5,6,2,7,1,8] => [1,2,3,5,4,7,6,8] => [1,0,1,0,1,0,1,1,0,0,1,1,0,0,1,0]
=> [1,1,1,0,1,0,1,0,1,0,0,1,0,0,1,0]
=> ? = 2
[4,2,3,5,6,7,1,8] => [2,3,1,4,5,7,6,8] => [1,1,0,1,0,0,1,0,1,0,1,1,0,0,1,0]
=> [1,1,0,1,1,0,0,1,0,1,0,1,0,0,1,0]
=> ? = 2
[5,4,6,7,3,1,2,8] => [2,1,6,3,7,5,4,8] => [1,1,0,0,1,1,1,1,0,0,1,0,0,0,1,0]
=> [1,1,0,0,1,1,1,1,0,0,1,0,0,0,1,0]
=> ? = 3
[4,5,6,7,3,1,2,8] => [1,2,6,3,7,5,4,8] => [1,0,1,0,1,1,1,1,0,0,1,0,0,0,1,0]
=> [1,0,1,1,1,1,0,1,0,0,1,0,0,0,1,0]
=> ? = 3
Description
The number of touch points (or returns) of a Dyck path. This is the number of points, excluding the origin, where the Dyck path has height 0.
The following 62 statistics, ordered by result quality, also match your data. Click on any of them to see the details.
St000759The smallest missing part in an integer partition. St001050The number of terminal closers of a set partition. St001733The number of weak left to right maxima of a Dyck path. St000025The number of initial rises of a Dyck path. St000026The position of the first return of a Dyck path. St000093The cardinality of a maximal independent set of vertices of a graph. St000273The domination number of a graph. St000544The cop number of a graph. St000786The maximal number of occurrences of a colour in a proper colouring of a graph. St000916The packing number of a graph. St001135The projective dimension of the first simple module in the Nakayama algebra corresponding to the Dyck path. St001322The size of a minimal independent dominating set in a graph. St001337The upper domination number of a graph. St001338The upper irredundance number of a graph. St001339The irredundance number of a graph. St001363The Euler characteristic of a graph according to Knill. St001373The logarithm of the number of winning configurations of the lights out game on a graph. St001463The number of distinct columns in the nullspace of a graph. St001691The number of kings in a graph. St001829The common independence number of a graph. St000287The number of connected components of a graph. St000553The number of blocks of a graph. St000363The number of minimal vertex covers of a graph. St000917The open packing number of a graph. St001672The restrained domination number of a graph. St001828The Euler characteristic of a graph. St001316The domatic number of a graph. St000617The number of global maxima of a Dyck path. St000989The number of final rises of a permutation. St000234The number of global ascents of a permutation. St000542The number of left-to-right-minima of a permutation. St000541The number of indices greater than or equal to 2 of a permutation such that all smaller indices appear to its right. St000260The radius of a connected graph. St000259The diameter of a connected graph. St000777The number of distinct eigenvalues of the distance Laplacian of a connected graph. St000993The multiplicity of the largest part of an integer partition. St000456The monochromatic index of a connected graph. St000654The first descent of a permutation. St000990The first ascent of a permutation. St000007The number of saliances of the permutation. St000546The number of global descents of a permutation. St000054The first entry of the permutation. St001640The number of ascent tops in the permutation such that all smaller elements appear before. St000838The number of terminal right-hand endpoints when the vertices are written in order. St000991The number of right-to-left minima of a permutation. St001184Number of indecomposable injective modules with grade at least 1 in the corresponding Nakayama algebra. St000056The decomposition (or block) number of a permutation. St000286The number of connected components of the complement of a graph. St000314The number of left-to-right-maxima of a permutation. St001201The grade of the simple module $S_0$ in the special CNakayama algebra corresponding to the Dyck path. St001481The minimal height of a peak of a Dyck path. St000090The variation of a composition. St000258The burning number of a graph. St000261The edge connectivity of a graph. St000262The vertex connectivity of a graph. St000310The minimal degree of a vertex of a graph. St001185The number of indecomposable injective modules of grade at least 2 in the corresponding Nakayama algebra. St001340The cardinality of a minimal non-edge isolating set of a graph. St001491The number of indecomposable projective-injective modules in the algebra corresponding to a subset. St001904The length of the initial strictly increasing segment of a parking function. St000942The number of critical left to right maxima of the parking functions. St001937The size of the center of a parking function.