1036869496domain: NAppears in sequencesNumber of (n+1)X(4+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.at n=6A232312Number of (7+1)X(n+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.at n=3A232323