126650

Appears in sequences

• Number of 8-step S, E, and NW-moving king's tours on an n X n board summed over all starting positions.at n=16A187513
• Number of 4 X n 0..1 arrays avoiding 0 0 1 and 1 0 1 horizontally and 0 1 0 and 1 0 1 vertically.at n=16A207255