Identifier
- St000099: Permutations ⟶ ℤ (values match St000023The number of inner peaks of a permutation.)
Values
=>
[1]=>1
[1,2]=>1
[2,1]=>1
[1,2,3]=>1
[1,3,2]=>2
[2,1,3]=>1
[2,3,1]=>2
[3,1,2]=>1
[3,2,1]=>1
[1,2,3,4]=>1
[1,2,4,3]=>2
[1,3,2,4]=>2
[1,3,4,2]=>2
[1,4,2,3]=>2
[1,4,3,2]=>2
[2,1,3,4]=>1
[2,1,4,3]=>2
[2,3,1,4]=>2
[2,3,4,1]=>2
[2,4,1,3]=>2
[2,4,3,1]=>2
[3,1,2,4]=>1
[3,1,4,2]=>2
[3,2,1,4]=>1
[3,2,4,1]=>2
[3,4,1,2]=>2
[3,4,2,1]=>2
[4,1,2,3]=>1
[4,1,3,2]=>2
[4,2,1,3]=>1
[4,2,3,1]=>2
[4,3,1,2]=>1
[4,3,2,1]=>1
[1,2,3,4,5]=>1
[1,2,3,5,4]=>2
[1,2,4,3,5]=>2
[1,2,4,5,3]=>2
[1,2,5,3,4]=>2
[1,2,5,4,3]=>2
[1,3,2,4,5]=>2
[1,3,2,5,4]=>3
[1,3,4,2,5]=>2
[1,3,4,5,2]=>2
[1,3,5,2,4]=>2
[1,3,5,4,2]=>2
[1,4,2,3,5]=>2
[1,4,2,5,3]=>3
[1,4,3,2,5]=>2
[1,4,3,5,2]=>3
[1,4,5,2,3]=>2
[1,4,5,3,2]=>2
[1,5,2,3,4]=>2
[1,5,2,4,3]=>3
[1,5,3,2,4]=>2
[1,5,3,4,2]=>3
[1,5,4,2,3]=>2
[1,5,4,3,2]=>2
[2,1,3,4,5]=>1
[2,1,3,5,4]=>2
[2,1,4,3,5]=>2
[2,1,4,5,3]=>2
[2,1,5,3,4]=>2
[2,1,5,4,3]=>2
[2,3,1,4,5]=>2
[2,3,1,5,4]=>3
[2,3,4,1,5]=>2
[2,3,4,5,1]=>2
[2,3,5,1,4]=>2
[2,3,5,4,1]=>2
[2,4,1,3,5]=>2
[2,4,1,5,3]=>3
[2,4,3,1,5]=>2
[2,4,3,5,1]=>3
[2,4,5,1,3]=>2
[2,4,5,3,1]=>2
[2,5,1,3,4]=>2
[2,5,1,4,3]=>3
[2,5,3,1,4]=>2
[2,5,3,4,1]=>3
[2,5,4,1,3]=>2
[2,5,4,3,1]=>2
[3,1,2,4,5]=>1
[3,1,2,5,4]=>2
[3,1,4,2,5]=>2
[3,1,4,5,2]=>2
[3,1,5,2,4]=>2
[3,1,5,4,2]=>2
[3,2,1,4,5]=>1
[3,2,1,5,4]=>2
[3,2,4,1,5]=>2
[3,2,4,5,1]=>2
[3,2,5,1,4]=>2
[3,2,5,4,1]=>2
[3,4,1,2,5]=>2
[3,4,1,5,2]=>3
[3,4,2,1,5]=>2
[3,4,2,5,1]=>3
[3,4,5,1,2]=>2
[3,4,5,2,1]=>2
[3,5,1,2,4]=>2
[3,5,1,4,2]=>3
[3,5,2,1,4]=>2
[3,5,2,4,1]=>3
[3,5,4,1,2]=>2
[3,5,4,2,1]=>2
[4,1,2,3,5]=>1
[4,1,2,5,3]=>2
[4,1,3,2,5]=>2
[4,1,3,5,2]=>2
[4,1,5,2,3]=>2
[4,1,5,3,2]=>2
[4,2,1,3,5]=>1
[4,2,1,5,3]=>2
[4,2,3,1,5]=>2
[4,2,3,5,1]=>2
[4,2,5,1,3]=>2
[4,2,5,3,1]=>2
[4,3,1,2,5]=>1
[4,3,1,5,2]=>2
[4,3,2,1,5]=>1
[4,3,2,5,1]=>2
[4,3,5,1,2]=>2
[4,3,5,2,1]=>2
[4,5,1,2,3]=>2
[4,5,1,3,2]=>3
[4,5,2,1,3]=>2
[4,5,2,3,1]=>3
[4,5,3,1,2]=>2
[4,5,3,2,1]=>2
[5,1,2,3,4]=>1
[5,1,2,4,3]=>2
[5,1,3,2,4]=>2
[5,1,3,4,2]=>2
[5,1,4,2,3]=>2
[5,1,4,3,2]=>2
[5,2,1,3,4]=>1
[5,2,1,4,3]=>2
[5,2,3,1,4]=>2
[5,2,3,4,1]=>2
[5,2,4,1,3]=>2
[5,2,4,3,1]=>2
[5,3,1,2,4]=>1
[5,3,1,4,2]=>2
[5,3,2,1,4]=>1
[5,3,2,4,1]=>2
[5,3,4,1,2]=>2
[5,3,4,2,1]=>2
[5,4,1,2,3]=>1
[5,4,1,3,2]=>2
[5,4,2,1,3]=>1
[5,4,2,3,1]=>2
[5,4,3,1,2]=>1
[5,4,3,2,1]=>1
[1,2,3,4,5,6]=>1
[1,2,3,4,6,5]=>2
[1,2,3,5,4,6]=>2
[1,2,3,5,6,4]=>2
[1,2,3,6,4,5]=>2
[1,2,3,6,5,4]=>2
[1,2,4,3,5,6]=>2
[1,2,4,3,6,5]=>3
[1,2,4,5,3,6]=>2
[1,2,4,5,6,3]=>2
[1,2,4,6,3,5]=>2
[1,2,4,6,5,3]=>2
[1,2,5,3,4,6]=>2
[1,2,5,3,6,4]=>3
[1,2,5,4,3,6]=>2
[1,2,5,4,6,3]=>3
[1,2,5,6,3,4]=>2
[1,2,5,6,4,3]=>2
[1,2,6,3,4,5]=>2
[1,2,6,3,5,4]=>3
[1,2,6,4,3,5]=>2
[1,2,6,4,5,3]=>3
[1,2,6,5,3,4]=>2
[1,2,6,5,4,3]=>2
[1,3,2,4,5,6]=>2
[1,3,2,4,6,5]=>3
[1,3,2,5,4,6]=>3
[1,3,2,5,6,4]=>3
[1,3,2,6,4,5]=>3
[1,3,2,6,5,4]=>3
[1,3,4,2,5,6]=>2
[1,3,4,2,6,5]=>3
[1,3,4,5,2,6]=>2
[1,3,4,5,6,2]=>2
[1,3,4,6,2,5]=>2
[1,3,4,6,5,2]=>2
[1,3,5,2,4,6]=>2
[1,3,5,2,6,4]=>3
[1,3,5,4,2,6]=>2
[1,3,5,4,6,2]=>3
[1,3,5,6,2,4]=>2
[1,3,5,6,4,2]=>2
[1,3,6,2,4,5]=>2
[1,3,6,2,5,4]=>3
[1,3,6,4,2,5]=>2
[1,3,6,4,5,2]=>3
[1,3,6,5,2,4]=>2
[1,3,6,5,4,2]=>2
[1,4,2,3,5,6]=>2
[1,4,2,3,6,5]=>3
[1,4,2,5,3,6]=>3
[1,4,2,5,6,3]=>3
[1,4,2,6,3,5]=>3
[1,4,2,6,5,3]=>3
[1,4,3,2,5,6]=>2
[1,4,3,2,6,5]=>3
[1,4,3,5,2,6]=>3
[1,4,3,5,6,2]=>3
[1,4,3,6,2,5]=>3
[1,4,3,6,5,2]=>3
[1,4,5,2,3,6]=>2
[1,4,5,2,6,3]=>3
[1,4,5,3,2,6]=>2
[1,4,5,3,6,2]=>3
[1,4,5,6,2,3]=>2
[1,4,5,6,3,2]=>2
[1,4,6,2,3,5]=>2
[1,4,6,2,5,3]=>3
[1,4,6,3,2,5]=>2
[1,4,6,3,5,2]=>3
[1,4,6,5,2,3]=>2
[1,4,6,5,3,2]=>2
[1,5,2,3,4,6]=>2
[1,5,2,3,6,4]=>3
[1,5,2,4,3,6]=>3
[1,5,2,4,6,3]=>3
[1,5,2,6,3,4]=>3
[1,5,2,6,4,3]=>3
[1,5,3,2,4,6]=>2
[1,5,3,2,6,4]=>3
[1,5,3,4,2,6]=>3
[1,5,3,4,6,2]=>3
[1,5,3,6,2,4]=>3
[1,5,3,6,4,2]=>3
[1,5,4,2,3,6]=>2
[1,5,4,2,6,3]=>3
[1,5,4,3,2,6]=>2
[1,5,4,3,6,2]=>3
[1,5,4,6,2,3]=>3
[1,5,4,6,3,2]=>3
[1,5,6,2,3,4]=>2
[1,5,6,2,4,3]=>3
[1,5,6,3,2,4]=>2
[1,5,6,3,4,2]=>3
[1,5,6,4,2,3]=>2
[1,5,6,4,3,2]=>2
[1,6,2,3,4,5]=>2
[1,6,2,3,5,4]=>3
[1,6,2,4,3,5]=>3
[1,6,2,4,5,3]=>3
[1,6,2,5,3,4]=>3
[1,6,2,5,4,3]=>3
[1,6,3,2,4,5]=>2
[1,6,3,2,5,4]=>3
[1,6,3,4,2,5]=>3
[1,6,3,4,5,2]=>3
[1,6,3,5,2,4]=>3
[1,6,3,5,4,2]=>3
[1,6,4,2,3,5]=>2
[1,6,4,2,5,3]=>3
[1,6,4,3,2,5]=>2
[1,6,4,3,5,2]=>3
[1,6,4,5,2,3]=>3
[1,6,4,5,3,2]=>3
[1,6,5,2,3,4]=>2
[1,6,5,2,4,3]=>3
[1,6,5,3,2,4]=>2
[1,6,5,3,4,2]=>3
[1,6,5,4,2,3]=>2
[1,6,5,4,3,2]=>2
[2,1,3,4,5,6]=>1
[2,1,3,4,6,5]=>2
[2,1,3,5,4,6]=>2
[2,1,3,5,6,4]=>2
[2,1,3,6,4,5]=>2
[2,1,3,6,5,4]=>2
[2,1,4,3,5,6]=>2
[2,1,4,3,6,5]=>3
[2,1,4,5,3,6]=>2
[2,1,4,5,6,3]=>2
[2,1,4,6,3,5]=>2
[2,1,4,6,5,3]=>2
[2,1,5,3,4,6]=>2
[2,1,5,3,6,4]=>3
[2,1,5,4,3,6]=>2
[2,1,5,4,6,3]=>3
[2,1,5,6,3,4]=>2
[2,1,5,6,4,3]=>2
[2,1,6,3,4,5]=>2
[2,1,6,3,5,4]=>3
[2,1,6,4,3,5]=>2
[2,1,6,4,5,3]=>3
[2,1,6,5,3,4]=>2
[2,1,6,5,4,3]=>2
[2,3,1,4,5,6]=>2
[2,3,1,4,6,5]=>3
[2,3,1,5,4,6]=>3
[2,3,1,5,6,4]=>3
[2,3,1,6,4,5]=>3
[2,3,1,6,5,4]=>3
[2,3,4,1,5,6]=>2
[2,3,4,1,6,5]=>3
[2,3,4,5,1,6]=>2
[2,3,4,5,6,1]=>2
[2,3,4,6,1,5]=>2
[2,3,4,6,5,1]=>2
[2,3,5,1,4,6]=>2
[2,3,5,1,6,4]=>3
[2,3,5,4,1,6]=>2
[2,3,5,4,6,1]=>3
[2,3,5,6,1,4]=>2
[2,3,5,6,4,1]=>2
[2,3,6,1,4,5]=>2
[2,3,6,1,5,4]=>3
[2,3,6,4,1,5]=>2
[2,3,6,4,5,1]=>3
[2,3,6,5,1,4]=>2
[2,3,6,5,4,1]=>2
[2,4,1,3,5,6]=>2
[2,4,1,3,6,5]=>3
[2,4,1,5,3,6]=>3
[2,4,1,5,6,3]=>3
[2,4,1,6,3,5]=>3
[2,4,1,6,5,3]=>3
[2,4,3,1,5,6]=>2
[2,4,3,1,6,5]=>3
[2,4,3,5,1,6]=>3
[2,4,3,5,6,1]=>3
[2,4,3,6,1,5]=>3
[2,4,3,6,5,1]=>3
[2,4,5,1,3,6]=>2
[2,4,5,1,6,3]=>3
[2,4,5,3,1,6]=>2
[2,4,5,3,6,1]=>3
[2,4,5,6,1,3]=>2
[2,4,5,6,3,1]=>2
[2,4,6,1,3,5]=>2
[2,4,6,1,5,3]=>3
[2,4,6,3,1,5]=>2
[2,4,6,3,5,1]=>3
[2,4,6,5,1,3]=>2
[2,4,6,5,3,1]=>2
[2,5,1,3,4,6]=>2
[2,5,1,3,6,4]=>3
[2,5,1,4,3,6]=>3
[2,5,1,4,6,3]=>3
[2,5,1,6,3,4]=>3
[2,5,1,6,4,3]=>3
[2,5,3,1,4,6]=>2
[2,5,3,1,6,4]=>3
[2,5,3,4,1,6]=>3
[2,5,3,4,6,1]=>3
[2,5,3,6,1,4]=>3
[2,5,3,6,4,1]=>3
[2,5,4,1,3,6]=>2
[2,5,4,1,6,3]=>3
[2,5,4,3,1,6]=>2
[2,5,4,3,6,1]=>3
[2,5,4,6,1,3]=>3
[2,5,4,6,3,1]=>3
[2,5,6,1,3,4]=>2
[2,5,6,1,4,3]=>3
[2,5,6,3,1,4]=>2
[2,5,6,3,4,1]=>3
[2,5,6,4,1,3]=>2
[2,5,6,4,3,1]=>2
[2,6,1,3,4,5]=>2
[2,6,1,3,5,4]=>3
[2,6,1,4,3,5]=>3
[2,6,1,4,5,3]=>3
[2,6,1,5,3,4]=>3
[2,6,1,5,4,3]=>3
[2,6,3,1,4,5]=>2
[2,6,3,1,5,4]=>3
[2,6,3,4,1,5]=>3
[2,6,3,4,5,1]=>3
[2,6,3,5,1,4]=>3
[2,6,3,5,4,1]=>3
[2,6,4,1,3,5]=>2
[2,6,4,1,5,3]=>3
[2,6,4,3,1,5]=>2
[2,6,4,3,5,1]=>3
[2,6,4,5,1,3]=>3
[2,6,4,5,3,1]=>3
[2,6,5,1,3,4]=>2
[2,6,5,1,4,3]=>3
[2,6,5,3,1,4]=>2
[2,6,5,3,4,1]=>3
[2,6,5,4,1,3]=>2
[2,6,5,4,3,1]=>2
[3,1,2,4,5,6]=>1
[3,1,2,4,6,5]=>2
[3,1,2,5,4,6]=>2
[3,1,2,5,6,4]=>2
[3,1,2,6,4,5]=>2
[3,1,2,6,5,4]=>2
[3,1,4,2,5,6]=>2
[3,1,4,2,6,5]=>3
[3,1,4,5,2,6]=>2
[3,1,4,5,6,2]=>2
[3,1,4,6,2,5]=>2
[3,1,4,6,5,2]=>2
[3,1,5,2,4,6]=>2
[3,1,5,2,6,4]=>3
[3,1,5,4,2,6]=>2
[3,1,5,4,6,2]=>3
[3,1,5,6,2,4]=>2
[3,1,5,6,4,2]=>2
[3,1,6,2,4,5]=>2
[3,1,6,2,5,4]=>3
[3,1,6,4,2,5]=>2
[3,1,6,4,5,2]=>3
[3,1,6,5,2,4]=>2
[3,1,6,5,4,2]=>2
[3,2,1,4,5,6]=>1
[3,2,1,4,6,5]=>2
[3,2,1,5,4,6]=>2
[3,2,1,5,6,4]=>2
[3,2,1,6,4,5]=>2
[3,2,1,6,5,4]=>2
[3,2,4,1,5,6]=>2
[3,2,4,1,6,5]=>3
[3,2,4,5,1,6]=>2
[3,2,4,5,6,1]=>2
[3,2,4,6,1,5]=>2
[3,2,4,6,5,1]=>2
[3,2,5,1,4,6]=>2
[3,2,5,1,6,4]=>3
[3,2,5,4,1,6]=>2
[3,2,5,4,6,1]=>3
[3,2,5,6,1,4]=>2
[3,2,5,6,4,1]=>2
[3,2,6,1,4,5]=>2
[3,2,6,1,5,4]=>3
[3,2,6,4,1,5]=>2
[3,2,6,4,5,1]=>3
[3,2,6,5,1,4]=>2
[3,2,6,5,4,1]=>2
[3,4,1,2,5,6]=>2
[3,4,1,2,6,5]=>3
[3,4,1,5,2,6]=>3
[3,4,1,5,6,2]=>3
[3,4,1,6,2,5]=>3
[3,4,1,6,5,2]=>3
[3,4,2,1,5,6]=>2
[3,4,2,1,6,5]=>3
[3,4,2,5,1,6]=>3
[3,4,2,5,6,1]=>3
[3,4,2,6,1,5]=>3
[3,4,2,6,5,1]=>3
[3,4,5,1,2,6]=>2
[3,4,5,1,6,2]=>3
[3,4,5,2,1,6]=>2
[3,4,5,2,6,1]=>3
[3,4,5,6,1,2]=>2
[3,4,5,6,2,1]=>2
[3,4,6,1,2,5]=>2
[3,4,6,1,5,2]=>3
[3,4,6,2,1,5]=>2
[3,4,6,2,5,1]=>3
[3,4,6,5,1,2]=>2
[3,4,6,5,2,1]=>2
[3,5,1,2,4,6]=>2
[3,5,1,2,6,4]=>3
[3,5,1,4,2,6]=>3
[3,5,1,4,6,2]=>3
[3,5,1,6,2,4]=>3
[3,5,1,6,4,2]=>3
[3,5,2,1,4,6]=>2
[3,5,2,1,6,4]=>3
[3,5,2,4,1,6]=>3
[3,5,2,4,6,1]=>3
[3,5,2,6,1,4]=>3
[3,5,2,6,4,1]=>3
[3,5,4,1,2,6]=>2
[3,5,4,1,6,2]=>3
[3,5,4,2,1,6]=>2
[3,5,4,2,6,1]=>3
[3,5,4,6,1,2]=>3
[3,5,4,6,2,1]=>3
[3,5,6,1,2,4]=>2
[3,5,6,1,4,2]=>3
[3,5,6,2,1,4]=>2
[3,5,6,2,4,1]=>3
[3,5,6,4,1,2]=>2
[3,5,6,4,2,1]=>2
[3,6,1,2,4,5]=>2
[3,6,1,2,5,4]=>3
[3,6,1,4,2,5]=>3
[3,6,1,4,5,2]=>3
[3,6,1,5,2,4]=>3
[3,6,1,5,4,2]=>3
[3,6,2,1,4,5]=>2
[3,6,2,1,5,4]=>3
[3,6,2,4,1,5]=>3
[3,6,2,4,5,1]=>3
[3,6,2,5,1,4]=>3
[3,6,2,5,4,1]=>3
[3,6,4,1,2,5]=>2
[3,6,4,1,5,2]=>3
[3,6,4,2,1,5]=>2
[3,6,4,2,5,1]=>3
[3,6,4,5,1,2]=>3
[3,6,4,5,2,1]=>3
[3,6,5,1,2,4]=>2
[3,6,5,1,4,2]=>3
[3,6,5,2,1,4]=>2
[3,6,5,2,4,1]=>3
[3,6,5,4,1,2]=>2
[3,6,5,4,2,1]=>2
[4,1,2,3,5,6]=>1
[4,1,2,3,6,5]=>2
[4,1,2,5,3,6]=>2
[4,1,2,5,6,3]=>2
[4,1,2,6,3,5]=>2
[4,1,2,6,5,3]=>2
[4,1,3,2,5,6]=>2
[4,1,3,2,6,5]=>3
[4,1,3,5,2,6]=>2
[4,1,3,5,6,2]=>2
[4,1,3,6,2,5]=>2
[4,1,3,6,5,2]=>2
[4,1,5,2,3,6]=>2
[4,1,5,2,6,3]=>3
[4,1,5,3,2,6]=>2
[4,1,5,3,6,2]=>3
[4,1,5,6,2,3]=>2
[4,1,5,6,3,2]=>2
[4,1,6,2,3,5]=>2
[4,1,6,2,5,3]=>3
[4,1,6,3,2,5]=>2
[4,1,6,3,5,2]=>3
[4,1,6,5,2,3]=>2
[4,1,6,5,3,2]=>2
[4,2,1,3,5,6]=>1
[4,2,1,3,6,5]=>2
[4,2,1,5,3,6]=>2
[4,2,1,5,6,3]=>2
[4,2,1,6,3,5]=>2
[4,2,1,6,5,3]=>2
[4,2,3,1,5,6]=>2
[4,2,3,1,6,5]=>3
[4,2,3,5,1,6]=>2
[4,2,3,5,6,1]=>2
[4,2,3,6,1,5]=>2
[4,2,3,6,5,1]=>2
[4,2,5,1,3,6]=>2
[4,2,5,1,6,3]=>3
[4,2,5,3,1,6]=>2
[4,2,5,3,6,1]=>3
[4,2,5,6,1,3]=>2
[4,2,5,6,3,1]=>2
[4,2,6,1,3,5]=>2
[4,2,6,1,5,3]=>3
[4,2,6,3,1,5]=>2
[4,2,6,3,5,1]=>3
[4,2,6,5,1,3]=>2
[4,2,6,5,3,1]=>2
[4,3,1,2,5,6]=>1
[4,3,1,2,6,5]=>2
[4,3,1,5,2,6]=>2
[4,3,1,5,6,2]=>2
[4,3,1,6,2,5]=>2
[4,3,1,6,5,2]=>2
[4,3,2,1,5,6]=>1
[4,3,2,1,6,5]=>2
[4,3,2,5,1,6]=>2
[4,3,2,5,6,1]=>2
[4,3,2,6,1,5]=>2
[4,3,2,6,5,1]=>2
[4,3,5,1,2,6]=>2
[4,3,5,1,6,2]=>3
[4,3,5,2,1,6]=>2
[4,3,5,2,6,1]=>3
[4,3,5,6,1,2]=>2
[4,3,5,6,2,1]=>2
[4,3,6,1,2,5]=>2
[4,3,6,1,5,2]=>3
[4,3,6,2,1,5]=>2
[4,3,6,2,5,1]=>3
[4,3,6,5,1,2]=>2
[4,3,6,5,2,1]=>2
[4,5,1,2,3,6]=>2
[4,5,1,2,6,3]=>3
[4,5,1,3,2,6]=>3
[4,5,1,3,6,2]=>3
[4,5,1,6,2,3]=>3
[4,5,1,6,3,2]=>3
[4,5,2,1,3,6]=>2
[4,5,2,1,6,3]=>3
[4,5,2,3,1,6]=>3
[4,5,2,3,6,1]=>3
[4,5,2,6,1,3]=>3
[4,5,2,6,3,1]=>3
[4,5,3,1,2,6]=>2
[4,5,3,1,6,2]=>3
[4,5,3,2,1,6]=>2
[4,5,3,2,6,1]=>3
[4,5,3,6,1,2]=>3
[4,5,3,6,2,1]=>3
[4,5,6,1,2,3]=>2
[4,5,6,1,3,2]=>3
[4,5,6,2,1,3]=>2
[4,5,6,2,3,1]=>3
[4,5,6,3,1,2]=>2
[4,5,6,3,2,1]=>2
[4,6,1,2,3,5]=>2
[4,6,1,2,5,3]=>3
[4,6,1,3,2,5]=>3
[4,6,1,3,5,2]=>3
[4,6,1,5,2,3]=>3
[4,6,1,5,3,2]=>3
[4,6,2,1,3,5]=>2
[4,6,2,1,5,3]=>3
[4,6,2,3,1,5]=>3
[4,6,2,3,5,1]=>3
[4,6,2,5,1,3]=>3
[4,6,2,5,3,1]=>3
[4,6,3,1,2,5]=>2
[4,6,3,1,5,2]=>3
[4,6,3,2,1,5]=>2
[4,6,3,2,5,1]=>3
[4,6,3,5,1,2]=>3
[4,6,3,5,2,1]=>3
[4,6,5,1,2,3]=>2
[4,6,5,1,3,2]=>3
[4,6,5,2,1,3]=>2
[4,6,5,2,3,1]=>3
[4,6,5,3,1,2]=>2
[4,6,5,3,2,1]=>2
[5,1,2,3,4,6]=>1
[5,1,2,3,6,4]=>2
[5,1,2,4,3,6]=>2
[5,1,2,4,6,3]=>2
[5,1,2,6,3,4]=>2
[5,1,2,6,4,3]=>2
[5,1,3,2,4,6]=>2
[5,1,3,2,6,4]=>3
[5,1,3,4,2,6]=>2
[5,1,3,4,6,2]=>2
[5,1,3,6,2,4]=>2
[5,1,3,6,4,2]=>2
[5,1,4,2,3,6]=>2
[5,1,4,2,6,3]=>3
[5,1,4,3,2,6]=>2
[5,1,4,3,6,2]=>3
[5,1,4,6,2,3]=>2
[5,1,4,6,3,2]=>2
[5,1,6,2,3,4]=>2
[5,1,6,2,4,3]=>3
[5,1,6,3,2,4]=>2
[5,1,6,3,4,2]=>3
[5,1,6,4,2,3]=>2
[5,1,6,4,3,2]=>2
[5,2,1,3,4,6]=>1
[5,2,1,3,6,4]=>2
[5,2,1,4,3,6]=>2
[5,2,1,4,6,3]=>2
[5,2,1,6,3,4]=>2
[5,2,1,6,4,3]=>2
[5,2,3,1,4,6]=>2
[5,2,3,1,6,4]=>3
[5,2,3,4,1,6]=>2
[5,2,3,4,6,1]=>2
[5,2,3,6,1,4]=>2
[5,2,3,6,4,1]=>2
[5,2,4,1,3,6]=>2
[5,2,4,1,6,3]=>3
[5,2,4,3,1,6]=>2
[5,2,4,3,6,1]=>3
[5,2,4,6,1,3]=>2
[5,2,4,6,3,1]=>2
[5,2,6,1,3,4]=>2
[5,2,6,1,4,3]=>3
[5,2,6,3,1,4]=>2
[5,2,6,3,4,1]=>3
[5,2,6,4,1,3]=>2
[5,2,6,4,3,1]=>2
[5,3,1,2,4,6]=>1
[5,3,1,2,6,4]=>2
[5,3,1,4,2,6]=>2
[5,3,1,4,6,2]=>2
[5,3,1,6,2,4]=>2
[5,3,1,6,4,2]=>2
[5,3,2,1,4,6]=>1
[5,3,2,1,6,4]=>2
[5,3,2,4,1,6]=>2
[5,3,2,4,6,1]=>2
[5,3,2,6,1,4]=>2
[5,3,2,6,4,1]=>2
[5,3,4,1,2,6]=>2
[5,3,4,1,6,2]=>3
[5,3,4,2,1,6]=>2
[5,3,4,2,6,1]=>3
[5,3,4,6,1,2]=>2
[5,3,4,6,2,1]=>2
[5,3,6,1,2,4]=>2
[5,3,6,1,4,2]=>3
[5,3,6,2,1,4]=>2
[5,3,6,2,4,1]=>3
[5,3,6,4,1,2]=>2
[5,3,6,4,2,1]=>2
[5,4,1,2,3,6]=>1
[5,4,1,2,6,3]=>2
[5,4,1,3,2,6]=>2
[5,4,1,3,6,2]=>2
[5,4,1,6,2,3]=>2
[5,4,1,6,3,2]=>2
[5,4,2,1,3,6]=>1
[5,4,2,1,6,3]=>2
[5,4,2,3,1,6]=>2
[5,4,2,3,6,1]=>2
[5,4,2,6,1,3]=>2
[5,4,2,6,3,1]=>2
[5,4,3,1,2,6]=>1
[5,4,3,1,6,2]=>2
[5,4,3,2,1,6]=>1
[5,4,3,2,6,1]=>2
[5,4,3,6,1,2]=>2
[5,4,3,6,2,1]=>2
[5,4,6,1,2,3]=>2
[5,4,6,1,3,2]=>3
[5,4,6,2,1,3]=>2
[5,4,6,2,3,1]=>3
[5,4,6,3,1,2]=>2
[5,4,6,3,2,1]=>2
[5,6,1,2,3,4]=>2
[5,6,1,2,4,3]=>3
[5,6,1,3,2,4]=>3
[5,6,1,3,4,2]=>3
[5,6,1,4,2,3]=>3
[5,6,1,4,3,2]=>3
[5,6,2,1,3,4]=>2
[5,6,2,1,4,3]=>3
[5,6,2,3,1,4]=>3
[5,6,2,3,4,1]=>3
[5,6,2,4,1,3]=>3
[5,6,2,4,3,1]=>3
[5,6,3,1,2,4]=>2
[5,6,3,1,4,2]=>3
[5,6,3,2,1,4]=>2
[5,6,3,2,4,1]=>3
[5,6,3,4,1,2]=>3
[5,6,3,4,2,1]=>3
[5,6,4,1,2,3]=>2
[5,6,4,1,3,2]=>3
[5,6,4,2,1,3]=>2
[5,6,4,2,3,1]=>3
[5,6,4,3,1,2]=>2
[5,6,4,3,2,1]=>2
[6,1,2,3,4,5]=>1
[6,1,2,3,5,4]=>2
[6,1,2,4,3,5]=>2
[6,1,2,4,5,3]=>2
[6,1,2,5,3,4]=>2
[6,1,2,5,4,3]=>2
[6,1,3,2,4,5]=>2
[6,1,3,2,5,4]=>3
[6,1,3,4,2,5]=>2
[6,1,3,4,5,2]=>2
[6,1,3,5,2,4]=>2
[6,1,3,5,4,2]=>2
[6,1,4,2,3,5]=>2
[6,1,4,2,5,3]=>3
[6,1,4,3,2,5]=>2
[6,1,4,3,5,2]=>3
[6,1,4,5,2,3]=>2
[6,1,4,5,3,2]=>2
[6,1,5,2,3,4]=>2
[6,1,5,2,4,3]=>3
[6,1,5,3,2,4]=>2
[6,1,5,3,4,2]=>3
[6,1,5,4,2,3]=>2
[6,1,5,4,3,2]=>2
[6,2,1,3,4,5]=>1
[6,2,1,3,5,4]=>2
[6,2,1,4,3,5]=>2
[6,2,1,4,5,3]=>2
[6,2,1,5,3,4]=>2
[6,2,1,5,4,3]=>2
[6,2,3,1,4,5]=>2
[6,2,3,1,5,4]=>3
[6,2,3,4,1,5]=>2
[6,2,3,4,5,1]=>2
[6,2,3,5,1,4]=>2
[6,2,3,5,4,1]=>2
[6,2,4,1,3,5]=>2
[6,2,4,1,5,3]=>3
[6,2,4,3,1,5]=>2
[6,2,4,3,5,1]=>3
[6,2,4,5,1,3]=>2
[6,2,4,5,3,1]=>2
[6,2,5,1,3,4]=>2
[6,2,5,1,4,3]=>3
[6,2,5,3,1,4]=>2
[6,2,5,3,4,1]=>3
[6,2,5,4,1,3]=>2
[6,2,5,4,3,1]=>2
[6,3,1,2,4,5]=>1
[6,3,1,2,5,4]=>2
[6,3,1,4,2,5]=>2
[6,3,1,4,5,2]=>2
[6,3,1,5,2,4]=>2
[6,3,1,5,4,2]=>2
[6,3,2,1,4,5]=>1
[6,3,2,1,5,4]=>2
[6,3,2,4,1,5]=>2
[6,3,2,4,5,1]=>2
[6,3,2,5,1,4]=>2
[6,3,2,5,4,1]=>2
[6,3,4,1,2,5]=>2
[6,3,4,1,5,2]=>3
[6,3,4,2,1,5]=>2
[6,3,4,2,5,1]=>3
[6,3,4,5,1,2]=>2
[6,3,4,5,2,1]=>2
[6,3,5,1,2,4]=>2
[6,3,5,1,4,2]=>3
[6,3,5,2,1,4]=>2
[6,3,5,2,4,1]=>3
[6,3,5,4,1,2]=>2
[6,3,5,4,2,1]=>2
[6,4,1,2,3,5]=>1
[6,4,1,2,5,3]=>2
[6,4,1,3,2,5]=>2
[6,4,1,3,5,2]=>2
[6,4,1,5,2,3]=>2
[6,4,1,5,3,2]=>2
[6,4,2,1,3,5]=>1
[6,4,2,1,5,3]=>2
[6,4,2,3,1,5]=>2
[6,4,2,3,5,1]=>2
[6,4,2,5,1,3]=>2
[6,4,2,5,3,1]=>2
[6,4,3,1,2,5]=>1
[6,4,3,1,5,2]=>2
[6,4,3,2,1,5]=>1
[6,4,3,2,5,1]=>2
[6,4,3,5,1,2]=>2
[6,4,3,5,2,1]=>2
[6,4,5,1,2,3]=>2
[6,4,5,1,3,2]=>3
[6,4,5,2,1,3]=>2
[6,4,5,2,3,1]=>3
[6,4,5,3,1,2]=>2
[6,4,5,3,2,1]=>2
[6,5,1,2,3,4]=>1
[6,5,1,2,4,3]=>2
[6,5,1,3,2,4]=>2
[6,5,1,3,4,2]=>2
[6,5,1,4,2,3]=>2
[6,5,1,4,3,2]=>2
[6,5,2,1,3,4]=>1
[6,5,2,1,4,3]=>2
[6,5,2,3,1,4]=>2
[6,5,2,3,4,1]=>2
[6,5,2,4,1,3]=>2
[6,5,2,4,3,1]=>2
[6,5,3,1,2,4]=>1
[6,5,3,1,4,2]=>2
[6,5,3,2,1,4]=>1
[6,5,3,2,4,1]=>2
[6,5,3,4,1,2]=>2
[6,5,3,4,2,1]=>2
[6,5,4,1,2,3]=>1
[6,5,4,1,3,2]=>2
[6,5,4,2,1,3]=>1
[6,5,4,2,3,1]=>2
[6,5,4,3,1,2]=>1
[6,5,4,3,2,1]=>1
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Description
The number of valleys of a permutation, including the boundary.
The number of valleys excluding the boundary is St000353The number of inner valleys of a permutation..
The number of valleys excluding the boundary is St000353The number of inner valleys of a permutation..
References
[1] Claesson, A., Kitaev, S. Classification of bijections between 321- and 132-avoiding permutations MathSciNet:2465405
Code
def statistic(pi): pi1 = [len(pi)+1] + list(pi) + [len(pi)+1] return len([i for i in range(1,len(pi1)-1) if pi1[i-1] > pi1[i] < pi1[i+1]])
Created
Jun 13, 2013 at 16:16 by Chris Berg
Updated
Jan 08, 2016 at 14:15 by Martin Rubey
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