7140442816domain: NAppears in sequencesNumber of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the lower median minus the minimum of every 2X2 subblock.at n=5A236607Number of (n+1)X(6+1) 0..2 arrays colored with the maximum plus the lower median minus the minimum of every 2X2 subblock.at n=3A236609