1047687424domain: NAppears in sequencesNumber of (n+2)X(2+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three.at n=6A256729Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three.at n=1A256734