Number of 6Xn 0..1 arrays with every element equal to 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303257
Number of 6Xn 0..1 arrays with every element equal to 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =361a(2) =5918a(3) =55624a(4) =1105676a(5) =19457754a(6) =322544617a(7) =5622650429a(8) =96079232228
External references
- oeis: A303257