87959696400domain: NAppears in sequencesNumber of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one.at n=5A255074Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one.at n=5A255080