Number of (n+1)X(4+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01.

A251797

Number of (n+1)X(4+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01.

Terms

    a(0) =36552a(1) =3352272a(2) =294088336a(3) =26787273856

External references