a(n) is the smallest squarefree number k such that sum of reciprocals of squarefree numbers up to k (squarefree harmonic sum) exceeds n.
A333004
a(n) is the smallest squarefree number k such that sum of reciprocals of squarefree numbers up to k (squarefree harmonic sum) exceeds n.
Terms
- a(0) =1a(1) =2a(2) =5a(3) =26a(4) =130a(5) =670a(6) =3466a(7) =17985a(8) =93179a(9) =482762a(10) =2501013a(11) =12956855a(12) =67125243a(13) =347753857a(14) =1801596939
External references
- oeis: A333004