Number of (n+1)X(6+1) 0..3 arrays with the maximum plus the upper median plus the lower median of every 2X2 subblock equal.

A236985

Number of (n+1)X(6+1) 0..3 arrays with the maximum plus the upper median plus the lower median of every 2X2 subblock equal.

Terms

    a(0) =171036a(1) =2380742a(2) =26255552a(3) =750471960a(4) =15309352326a(5) =523949063868

External references