Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change 2,-2 -1,0 -1,2 1,0 or 0,-1.
A264377
Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having directed index change 2,-2 -1,0 -1,2 1,0 or 0,-1.
Terms
- a(0) =15a(1) =121a(2) =14329a(3) =711068a(4) =45132986a(5) =2546661201a(6) =149731056598
External references
- oeis: A264377