57710

Appears in sequences

• Number of ways to place 5 nonattacking zebras on a 5 X n board.at n=5A172223
• Number of 3-step one space for components leftwards or up, two space for components rightwards or down asymmetric quasi-queen's tours (antidiagonal moves become knight moves) on an n X n board summed over all starting positions.at n=31A187858