Number of 7Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 3 or 4 neighboring 1s.
A297755
Number of 7Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 3 or 4 neighboring 1s.
Terms
- a(0) =1a(1) =276a(2) =16384a(3) =162828a(4) =2561262a(5) =92963365a(6) =2703029494a(7) =57155337030
External references
- oeis: A297755