Number of 7Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1s.
A297512
Number of 7Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1s.
Terms
- a(0) =1a(1) =2735a(2) =53175a(3) =573119a(4) =35919085a(5) =1272836591a(6) =28914051279a(7) =949224569894
External references
- oeis: A297512