25269280218domain: NAppears in sequencesNumber of n X n 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly two elements.at n=6A282830Number of nX7 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly two elements.at n=6A282837