5408696699domain: NAppears in sequencesNumber of (n+1) X (2+1) 0..2 arrays with every element both >= and <= some horizontal, diagonal or antidiagonal neighbor.at n=6A232408Number of (7+1)X(n+1) 0..2 arrays with every element both >= and <= some horizontal, diagonal or antidiagonal neighbor.at n=1A232421