23840819225domain: NAppears in sequencesNumber of (n+1)X(5+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0000 0001 0011 or 0111.at n=5A259424Number of (n+1)X(6+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0000 0001 0011 or 0111.at n=4A259425