Number of n X 7 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three no more than once.
A269108
Number of n X 7 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three no more than once.
Terms
- a(0) =8748a(1) =8787660a(2) =6482020140
External references
- oeis: A269108