Number of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the upper median plus the lower median of every 2X2 subblock.

A236661

Number of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the upper median plus the lower median of every 2X2 subblock.

Terms

    a(0) =21372a(1) =631692a(2) =18154174a(3) =553867544a(4) =16530497266a(5) =490200821004

External references