Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303518
Number of 7Xn 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =2785a(2) =49740a(3) =377020a(4) =5520182a(5) =130480638a(6) =2346396384a(7) =36337215370a(8) =621454623913
External references
- oeis: A303518