Number of hyperplanes defined by the nonzero differences of two permutations of order n.

A381243

Number of hyperplanes defined by the nonzero differences of two permutations of order n.

Terms

    a(0) =0a(1) =0a(2) =1a(3) =6a(4) =85a(5) =1370a(6) =30481a(7) =778610a(8) =24409645a(9) =881325366a(10) =36635553601

External references