Your data matches 1 statistic following compositions of up to 3 maps.
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Matching statistic: St001855
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Mapping
St001855: Signed permutations ⟶ ℤResult quality: 100% ●values known / values provided: 100%●distinct values known / distinct values provided: 100%
Values
[1] => 1
[-1] => 2
[1,2] => 1
[1,-2] => 2
[-1,2] => 4
[-1,-2] => 8
[2,1] => 2
[2,-1] => 3
[-2,1] => 3
[-2,-1] => 4
[1,2,3] => 1
[1,2,-3] => 2
[1,-2,3] => 4
[1,-2,-3] => 8
[-1,2,3] => 6
[-1,2,-3] => 12
[-1,-2,3] => 24
[-1,-2,-3] => 48
[1,3,2] => 2
[1,3,-2] => 3
[1,-3,2] => 3
[1,-3,-2] => 4
[-1,3,2] => 12
[-1,3,-2] => 18
[-1,-3,2] => 18
[-1,-3,-2] => 24
[2,1,3] => 2
[2,1,-3] => 4
[2,-1,3] => 5
[2,-1,-3] => 10
[-2,1,3] => 5
[-2,1,-3] => 10
[-2,-1,3] => 12
[-2,-1,-3] => 24
[2,3,1] => 3
[2,3,-1] => 4
[2,-3,1] => 5
[2,-3,-1] => 6
[-2,3,1] => 9
[-2,3,-1] => 11
[-2,-3,1] => 14
[-2,-3,-1] => 16
[3,1,2] => 3
[3,1,-2] => 5
[3,-1,2] => 9
[3,-1,-2] => 14
[-3,1,2] => 4
[-3,1,-2] => 6
[-3,-1,2] => 11
[-3,-1,-2] => 16
Description
The number of signed permutations less than or equal to a signed permutation in left weak order.