Number of n X 5 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1's.
A297503
Number of n X 5 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1's.
Terms
- a(0) =12a(1) =218a(2) =1829a(3) =23348a(4) =270845a(5) =3075264a(6) =35919085a(7) =414559944a(8) =4794512057a(9) =55494787360a(10) =641788518693
External references
- oeis: A297503