7744640808

Appears in sequences

• Number of (n+1)X(4+1) 0..2 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.at n=6A238042
• Number of (n+1)X(7+1) 0..2 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.at n=3A238045