143619570domain: NAppears in sequencesNumber of (n+1)X(2+1) 0..3 arrays with the maximum plus the upper median plus the minimum of every 2X2 subblock equal.at n=6A236905Number of (n+1)X(7+1) 0..3 arrays with the maximum plus the upper median plus the minimum of every 2X2 subblock equal.at n=1A236910