Number of nX5 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300469
Number of nX5 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =16a(1) =401a(2) =5363a(3) =80914a(4) =1231578a(5) =18735889a(6) =284885784a(7) =4332278363a(8) =65881928079
External references
- oeis: A300469