Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change -1,1 0,-1 0,1 or 1,0.

A264512

Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change -1,1 0,-1 0,1 or 1,0.

Terms

    a(0) =9a(1) =32a(2) =1790a(3) =41622a(4) =1041411a(5) =26941396a(6) =655642859a(7) =16421827254a(8) =402239227318

External references