4410806400domain: NAppears in sequencesDistinct elements of A045948.at n=17A048148Magic products of 7 X 7 multiplicative magic squares.at n=2A113027Sequence that arises in connection with the number of primes between consecutive squares.at n=16A174197a(n) = n! / (2 * floor(n/2)!).at n=15A355989