Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1s.

A297511

Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1s.

Terms

    a(0) =1a(1) =876a(2) =11405a(3) =88808a(4) =3075264a(5) =66289769a(6) =978288822a(7) =19677228473a(8) =410226893539

External references