Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 2 or 3 1s.

A295351

Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 2 or 3 1s.

Terms

    a(0) =34a(1) =883a(2) =19214a(3) =499257a(4) =13795489a(5) =390440690a(6) =11500075769a(7) =345835713946

External references