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

A236199

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

Terms

    a(0) =256a(1) =3020a(2) =35874a(3) =427680a(4) =5098640a(5) =60725856a(6) =723344402a(7) =8617376624a(8) =102659701914

External references