Number of nX7 binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two exactly once.
A268788
Number of nX7 binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two exactly once.
Terms
- a(0) =38a(1) =850a(2) =14984a(3) =228384a(4) =3295246a(5) =45515227a(6) =611932378a(7) =8057509992a(8) =104456486696
External references
- oeis: A268788