Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,1 2,2 1,0 -1,2 -2,-1 or -1,-1.

A264426

Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,1 2,2 1,0 -1,2 -2,-1 or -1,-1.

Terms

    a(0) =1a(1) =351a(2) =4843a(3) =137584a(4) =4023076a(5) =95946259a(6) =2486418295a(7) =64826165535

External references