24486926domain: NAppears in sequencesNumber of n X 6 0..1 arrays with each 1 horizontally or vertically adjacent to 1, 3 or 4 1's.at n=6A295549Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 1, 3 or 4 1s.at n=5A295550