Number of (n+1)X(7+1) 0..3 arrays with the maximum minus the minimum of every 2X2 subblock equal.

A237339

Number of (n+1)X(7+1) 0..3 arrays with the maximum minus the minimum of every 2X2 subblock equal.

Terms

    a(0) =65088736a(1) =187274820848

External references