Number of (n+1)X(5+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock equal.

A237486

Number of (n+1)X(5+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock equal.

Terms

    a(0) =357516a(1) =27849668a(2) =2218452183a(3) =195900496272

External references