Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 4 neighboring 1s.
A297732
Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 4 neighboring 1s.
Terms
- a(0) =1a(1) =145a(2) =700a(3) =4795a(4) =82549a(5) =673171a(6) =6241242a(7) =74469526a(8) =718454750a(9) =7237789501a(10) =78605147646a(11) =802756282257
External references
- oeis: A297732