Number of (n+1)X5 0..6 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.

A203883

Number of (n+1)X5 0..6 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.

Terms

    a(0) =1399489a(1) =222645367a(2) =39572771665

External references