9831967domain: NAppears in sequencesNumber of nX7 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 0 or 2 neighboring 1s.at n=4A297337Number of 5Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 0 or 2 neighboring 1s.at n=6A297342