Number of 8 X n array permutations with each element moving zero or one space horizontally, diagonally or antidiagonally.
A189656
Number of 8 X n array permutations with each element moving zero or one space horizontally, diagonally or antidiagonally.
Terms
- a(0) =1a(1) =23409a(2) =9648721a(3) =39401919001
External references
- oeis: A189656