Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 4 neighboring 1s.
A297761
Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 4 neighboring 1s.
Terms
- a(0) =1a(1) =733a(2) =24801a(3) =759243a(4) =45618455a(5) =2301783905a(6) =108229776807
External references
- oeis: A297761