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

A237298

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

Terms

    a(0) =802992a(1) =38817072a(2) =2051387740a(3) =118567856892

External references