Number of nX5 0..5 arrays with some element plus some horizontally or vertically adjacent neighbor totalling five exactly once.
A269764
Number of nX5 0..5 arrays with some element plus some horizontally or vertically adjacent neighbor totalling five exactly once.
Terms
- a(0) =3000a(1) =14288400a(2) =37212131520
External references
- oeis: A269764