Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having index change +-(.,.) 0,0 1,-2 or 2,-1.

A264127

Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having index change +-(.,.) 0,0 1,-2 or 2,-1.

Terms

    a(0) =64a(1) =14994a(2) =5336100a(3) =791859600a(4) =149787576576

External references