76655305645domain: NAppears in sequencesNumber of nX4 0..2 arrays avoiding the pattern z-2 z-1 z in any row, column or nw-to-se diagonal.at n=5A207313Number of nX6 0..2 arrays avoiding the pattern z-2 z-1 z in any row, column or nw-to-se diagonal.at n=3A207315