Number of nX5 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three exactly once.
A269094
Number of nX5 0..3 arrays with some element plus some horizontally or vertically adjacent neighbor totalling three exactly once.
Terms
- a(0) =432a(1) =103488a(2) =15024096a(3) =1856325000a(4) =211625837280
External references
- oeis: A269094