Number of 5Xn array permutations with each element moving zero or one space horizontally, diagonally or antidiagonally.
A189653
Number of 5Xn array permutations with each element moving zero or one space horizontally, diagonally or antidiagonally.
Terms
- a(0) =1a(1) =450a(2) =17655a(3) =2631821a(4) =250758892a(5) =30010432933
External references
- oeis: A189653