715685domain: NAppears in sequencesNumber of (n+1)X(7+1) 0..1 arrays with no 2X2 subblock having x11-x00 less than x10-x01.at n=3A251267Number of (4+1) X (n+1) 0..1 arrays with no 2 X 2 subblock having x11-x00 less than x10-x01.at n=6A251271