251412699domain: NAppears in sequencesNumber of n X 5 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 1, 3 or 4 1's.at n=6A295649Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 1, 3 or 4 1s.at n=4A295651