Number of (n+1)X(n+1) 0..3 arrays with no 2X2 subblock having its minimum diagonal element less than its minimum antidiagonal element.

A250957

Number of (n+1)X(n+1) 0..3 arrays with no 2X2 subblock having its minimum diagonal element less than its minimum antidiagonal element.

Terms

    a(0) =170a(1) =34988a(2) =42534386a(3) =333998523952

External references