3068113721domain: NAppears in sequencesNumber of n X n 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 2 or 3 neighboring 1's.at n=6A296398Number of n X 7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 2 or 3 neighboring 1's.at n=6A296404