185253868800domain: NAppears in sequencesE.g.f.: Product_{m>0} (1+x^m+x^(2*m)/2!).at n=13A293138Numbers k in A301413 such that k * A002110 (m) is in A002201.at n=20A301416Number of different numbers that are formed by permuting digits of n!.at n=19A309415