1400168domain: NAppears in sequencesT(n,k) is the number of n-step king-knight's tours (piece capable of both kinds of moves) on a k X k board summed over all starting positions.at n=50A187850Number of 6-step king-knight's tours (piece capable of both kinds of moves) on an n X n board summed over all starting positions.at n=4A187854