Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.
A297636
Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 3 neighboring 1s.
Terms
- a(0) =34a(1) =1641a(2) =28645a(3) =771393a(4) =25139952a(5) =715726580a(6) =21730243952a(7) =681285029028
External references
- oeis: A297636