350097798369domain: NAppears in sequencesNumber of nX5 0..2 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column, diagonal or antidiagonal.at n=5A207232Number of nX6 0..2 arrays avoiding the patterns z z+1 z or z z-1 z in any row, column, diagonal or antidiagonal.at n=4A207233