Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 4 neighboring 1s.
A297586
Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 4 neighboring 1s.
Terms
- a(0) =1a(1) =41a(2) =370a(3) =1104a(4) =5800a(5) =47968a(6) =284289a(7) =1400065a(8) =8274627a(9) =51959015a(10) =297786468a(11) =1672160231a(12) =9841739858a(13) =58117394971a(14) =335596648951
External references
- oeis: A297586