1205820domain: NAppears in sequencesNumbers n such that there exists an x!=n that makes {n,n,n,x} an amicable multiset.at n=1A259304Number of distinct sets F = {P_1, P_2, ..., P_k} where P_i is a faithful permutation representation of Aut(G_i) as defined in the comments, and where G_i is the i-th group of order n.at n=10A389620