244543486040domain: NAppears in sequencesNumber of (n+1)X(n+1) 0..2 arrays with the maximum plus the lower median of every 2X2 subblock equal.at n=4A237473Number of (n+1)X(5+1) 0..2 arrays with the maximum plus the lower median of every 2X2 subblock equal.at n=4A237478