Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303454
Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =32a(1) =2048a(2) =90112a(3) =4129588a(4) =189848373a(5) =8727953509a(6) =401405461699
External references
- oeis: A303454