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

A237693

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

Terms

    a(0) =567446a(1) =15253914a(2) =418287818a(3) =12585917094a(4) =385376900438

External references