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

A236253

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

Terms

    a(0) =40120a(1) =3307762a(2) =270817218a(3) =22624359354

External references