61023234domain: NAppears in sequencesNumber of nX4 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 1, 2 or 4 1s.at n=6A295712Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 1, 2 or 4 1s.at n=3A295715