Number of (n+1)X7 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock the same.

A205907

Number of (n+1)X7 0..2 arrays with the number of clockwise edge increases in every 2X2 subblock the same.

Terms

    a(0) =218034a(1) =14747754a(2) =900968550a(3) =54239297565

External references