Number of (n+1) X 7 0..3 arrays with every 2 X 3 or 3 X 2 subblock having exactly three counterclockwise and three clockwise edge increases.

A206135

Number of (n+1) X 7 0..3 arrays with every 2 X 3 or 3 X 2 subblock having exactly three counterclockwise and three clockwise edge increases.

Terms

    a(0) =797996a(1) =241927532a(2) =75353928196

External references