31663440

Appears in sequences

• Number of (n+2) X (n+2) 0..1 arrays with every 3 X 3 subblock diagonal sum plus antidiagonal sum nondecreasing horizontally and vertically.at n=6A253928
• Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal sum nondecreasing horizontally and vertically.at n=6A253934