Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 3 neighboring 1s.
A297658
Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 3 neighboring 1s.
Terms
- a(0) =1a(1) =454a(2) =9033a(3) =113252a(4) =2525244a(5) =56630842a(6) =1075678445a(7) =21111073411a(8) =431729675719
External references
- oeis: A297658