5055954492domain: NAppears in sequencesNumber of (n+1)X(5+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.at n=5A232313Number of (6+1)X(n+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.at n=4A232322