Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having directed index change 2,-2 -1,0 -1,2 1,0 or 0,-1.
A264383
Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having directed index change 2,-2 -1,0 -1,2 1,0 or 0,-1.
Terms
- a(0) =1a(1) =128a(2) =3249a(3) =63575a(4) =1742881a(5) =45132986a(6) =1187897216a(7) =30373276651a(8) =792780331712
External references
- oeis: A264383