a(n) is the least number k such that the continued fraction of the abundancy index of k contains n elements that are all distinct, or -1 if no such k exists.

A349691

a(n) is the least number k such that the continued fraction of the abundancy index of k contains n elements that are all distinct, or -1 if no such k exists.

Terms

    a(0) =1a(1) =2a(2) =9a(3) =176a(4) =155a(5) =2450a(6) =21500a(7) =118993a(8) =767700a(9) =12409639a(10) =56024339a(11) =857777653a(12) =8648737607

External references