Number of n X 6 binary arrays with top left value 1 and no two ones adjacent horizontally, vertically, diagonally or antidiagonally.
A228504
Number of n X 6 binary arrays with top left value 1 and no two ones adjacent horizontally, vertically, diagonally or antidiagonally.
Terms
- a(0) =8a(1) =21a(2) =239a(3) =1252a(4) =9528a(5) =59839a(6) =413786a(7) =2724191a(8) =18387032a(9) =122539084a(10) =821945828a(11) =5495164996a(12) =36800032261a(13) =246231184011
External references
- oeis: A228504