447022128

Appears in sequences

• Number of (n+2)X(2+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally and vertically.at n=6A253758
• Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally and vertically.at n=1A253763