Number of nX7 0..3 arrays with some element plus some horizontally, diagonally, antidiagonally or vertically adjacent neighbor totalling three exactly once.
A269185
Number of nX7 0..3 arrays with some element plus some horizontally, diagonally, antidiagonally or vertically adjacent neighbor totalling three exactly once.
Terms
- a(0) =5832a(1) =739008a(2) =154606864a(3) =29881402560
External references
- oeis: A269185