Number of nX7 0..1 arrays with no 1 equal to more than one of its horizontal and vertical neighbors, with the exception of exactly two elements.

A283099

Number of nX7 0..1 arrays with no 1 equal to more than one of its horizontal and vertical neighbors, with the exception of exactly two elements.

Terms

    a(0) =13a(1) =2458a(2) =208949a(3) =13563911a(4) =774403237a(5) =40737147156

External references