126440domain: NAppears in sequencesNumber of 3-turn queen's tours on an n X n board summed over all starting positions.at n=10A186966Number of (w,x,y,z) with all terms in {0,...,n} and at least one of these conditions holds: w=R, x=R, y<R, z<R, where R = max{w,x,y,z} - min{w,x,y,z}.at n=19A212750