3109801domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of n X 5 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors.at n=5A283540Number of 6 X n 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors.at n=4A283547Prime numbersat n=224154