2455121domain: NAppears in sequencesNumber of (n+2)X(3+2) 0..3 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 3 5 6 or 7.at n=8A252196Number of parking functions of length n with cars parking at most 3 spots away from their preferred spot.at n=8A365626