Number of 7Xn 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303629
Number of 7Xn 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =21a(2) =10288a(3) =62207a(4) =4288358a(5) =122517773a(6) =6323564388a(7) =290118140045
External references
- oeis: A303629