a(n) is the least k such that the average number of unitary divisors of {1..k} is >= n.
A328331
a(n) is the least k such that the average number of unitary divisors of {1..k} is >= n.
Terms
- a(0) =1a(1) =6a(2) =35a(3) =190a(4) =1015a(5) =5304a(6) =27417a(7) =142142a(8) =736782a(9) =3816852a(10) =19774690a(11) =102446730a(12) =530743749a(13) =2749606626a(14) =14244797910
External references
- oeis: A328331