Number of (n+1)X(n+1) 0..3 arrays with every 2X3 or 3X2 subblock having exactly two clockwise edge increases.

A206055

Number of (n+1)X(n+1) 0..3 arrays with every 2X3 or 3X2 subblock having exactly two clockwise edge increases.

Terms

    a(0) =256a(1) =21140a(2) =1278672a(3) =111242648a(4) =18209383140

External references