166127domain: NAppears in sequencesNumber of 7-step S, E, and NW-moving king's tours on an n X n board summed over all starting positions.at n=26A187512Number of length n arrays of permutations of 0..n-1 with each element moved by -2 to 2 places and the total absolute value of displacements not greater than n.at n=15A263933