Number of n X n 0..1 arrays with every element equal to 0, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300599
Number of n X n 0..1 arrays with every element equal to 0, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =3a(2) =6a(3) =42a(4) =615a(5) =16629a(6) =1056816a(7) =125507384a(8) =31211394832
External references
- oeis: A300599