Number of n X 7 binary arrays with some element plus some horizontally, vertically, diagonally or antidiagonally adjacent neighbor totalling two no more than once.
A268780
Number of n X 7 binary arrays with some element plus some horizontally, vertically, diagonally or antidiagonally adjacent neighbor totalling two no more than once.
Terms
- a(0) =72a(1) =766a(2) =10615a(3) =115391a(4) =1288693a(5) =13493468a(6) =140404442a(7) =1425678976a(8) =14341399141a(9) =142487073304
External references
- oeis: A268780