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

A236126

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

Terms

    a(0) =30660a(1) =1546388a(2) =79435700a(3) =4076346506a(4) =209227480445

External references