Number of (n+1) X 6 0..2 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and the same number of counterclockwise edge increases as its vertical neighbors.

A205914

Number of (n+1) X 6 0..2 arrays with every 2 X 2 subblock having the same number of clockwise edge increases as its horizontal neighbors and the same number of counterclockwise edge increases as its vertical neighbors.

Terms

    a(0) =43155a(1) =387267a(2) =8986929a(3) =231526056a(4) =6011669886a(5) =157611325827

External references