Number of (n+1)X(3+1) arrays of permutations of 0..n*4+3 with each element having directed index change 0,1 0,-1 0,2 1,0 or -1,0.
A264252
Number of (n+1)X(3+1) arrays of permutations of 0..n*4+3 with each element having directed index change 0,1 0,-1 0,2 1,0 or -1,0.
Terms
- a(0) =29a(1) =157a(2) =1920a(3) =14893a(4) =147797a(5) =1273553a(6) =11868873a(7) =105792288a(8) =966768105a(9) =8711282401a(10) =79116828661a(11) =715364020157
External references
- oeis: A264252