Number of nX7 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s.
A297313
Number of nX7 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s.
Terms
- a(0) =37a(1) =2049a(2) =72541a(3) =2997197a(4) =121339476a(5) =4893232934a(6) =197589351469
External references
- oeis: A297313