29780

Appears in sequences

• Number of n-step two-sided prudent self-avoiding walks ending at the northeast corner of their box.at n=12A191625
• Number of (n+1) X (4+1) 0..1 arrays with every 2 X 2 subblock diagonal minimum minus antidiagonal minimum nondecreasing horizontally and diagonal maximum minus antidiagonal maximum nondecreasing vertically.at n=8A253227