Number of n X 7 0..3 arrays with some element plus some horizontally, antidiagonally or vertically adjacent neighbor totalling three exactly once.
A269151
Number of n X 7 0..3 arrays with some element plus some horizontally, antidiagonally or vertically adjacent neighbor totalling three exactly once.
Terms
- a(0) =5832a(1) =2270592a(2) =642676704a(3) =167970539096
External references
- oeis: A269151