10753448domain: NAppears in sequencesNumber of (n+1)X(n+1) 0..1 arrays with every 2X2 subblock having a single 1 or two 1s on the same edge.at n=5A251250Number of (n+1)X(6+1) 0..1 arrays with every 2X2 subblock having a single 1 or two 1s on the same edge.at n=5A251256