221012814400domain: NAppears in sequencesNumber of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum.at n=5A258678Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum.at n=4A258679