Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303474
Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =8192a(2) =240109a(3) =8511918a(4) =302023677a(5) =10589284528a(6) =373571747330
External references
- oeis: A303474