Number of nX5 0..2 arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two exactly once.
A269032
Number of nX5 0..2 arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two exactly once.
Terms
- a(0) =96a(1) =672a(2) =9528a(3) =115656a(4) =1326576a(5) =14710368a(6) =159397596a(7) =1698064656a(8) =17853542544a(9) =185754411168
External references
- oeis: A269032