Number of 5Xn array permutations with each element moving zero or one space horizontally or diagonally.
A189453
Number of 5Xn array permutations with each element moving zero or one space horizontally or diagonally.
Terms
- a(0) =1a(1) =89a(2) =2000a(3) =80282a(4) =2735828a(5) =100047288a(6) =3586575040a(7) =129699382789
External references
- oeis: A189453