Number of nX6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 4 neighboring 1s.
A297580
Number of nX6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 4 neighboring 1s.
Terms
- a(0) =9a(1) =93a(2) =688a(3) =5263a(4) =47968a(5) =395011a(6) =3230902a(7) =27481626a(8) =229676841a(9) =1910165184a(10) =16025802938a(11) =134083375797
External references
- oeis: A297580