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

A237314

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

Terms

    a(0) =1457838a(1) =126084160a(2) =9923274434a(3) =921202878454

External references