9631020domain: NAppears in sequencesNumber of (n+1)X(1+1) 0..2 arrays colored with the maximum plus the lower median minus the upper median of every 2X2 subblock.at n=7A236698T(n,k)=Number of (n+1)X(k+1) 0..2 arrays colored with the maximum plus the lower median minus the upper median of every 2X2 subblock.at n=28A236704