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ProjectiveMinusCodominantDimensionSum on DyckPath ​

The sum, over the non-projective indecomposable injective modules, of their projective dimension less their codominant dimension.

On DyckPath

Called as CombinatorialStat(x, "ProjectiveMinusCodominantDimensionSum"). The head's page has its examples.

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FindStat St001021

The sum of the differences between the projective and codominant dimensions of the non-projective indecomposable injective modules of the linear Nakayama algebra corresponding to a Dyck path.

ObjectValue
[1,0]0
[1,0,1,0]0
[1,1,0,0]0
[1,0,1,0,1,0]0
[1,0,1,1,0,0]0
[1,1,0,0,1,0]0
[1,1,0,1,0,0]1
[1,1,1,0,0,0]0

Data from FindStat, the combinatorial statistic finder; the page at findstat.org/St001021 has the rest.