130035577996domain: NAppears in sequencesNumber of (n+1)X(n+1) 0..2 arrays with the upper median unequal to the lower median in every 2X2 subblock.at n=4A236270Number of (n+1)X(5+1) 0..2 arrays with the upper median unequal to the lower median in every 2X2 subblock.at n=4A236275