Smallest odd number k such that sigma(x)=k has at least n solutions.
A123524
Smallest odd number k such that sigma(x)=k has at least n solutions.
Terms
- a(0) =1a(1) =31a(2) =347529a(3) =10773399a(4) =4104665019a(5) =28732655133a(6) =28732655133
External references
- oeis: A123524