Number of (n+1)X4 0..3 arrays with every 2X2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..3 introduced in row major order.

A205165

Number of (n+1)X4 0..3 arrays with every 2X2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..3 introduced in row major order.

Terms

    a(0) =2277a(1) =474853a(2) =100138314a(3) =21125224557

External references