Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change 1,1 2,2 -1,0 or 0,-1.
A264654
Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change 1,1 2,2 -1,0 or 0,-1.
Terms
- a(0) =0a(1) =84a(2) =628a(3) =14871a(4) =406871a(5) =7644038a(6) =159104356a(7) =3198623964a(8) =62394318265
External references
- oeis: A264654