369798053888domain: NAppears in sequencesNumber of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three.at n=4A256727Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three.at n=4A256732