Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303236
Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =2a(2) =18a(3) =10a(4) =1106a(5) =7823a(6) =686376a(7) =48315454a(8) =9508520220
External references
- oeis: A303236