54603359537domain: NAppears in sequencesNumber of (n+1)X3 0..2 arrays with every 2X2 subblock having one, three or four distinct clockwise edge differences.at n=6A209954Number of (n+1)X8 0..2 arrays with every 2X2 subblock having one, three or four distinct clockwise edge differences.at n=1A209959