Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 4 neighboring 1s.
A297738
Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 4 neighboring 1s.
Terms
- a(0) =1a(1) =9a(2) =385a(3) =1443a(4) =11171a(5) =65215a(6) =673171a(7) =4414693a(8) =36515720a(9) =262644855a(10) =2167783248a(11) =16326721009a(12) =130593495719
External references
- oeis: A297738