The floor(n^(.9999))-perfect numbers, where f-perfect numbers for an arithmetical function f is defined in A066218.
A066361
The floor(n^(.9999))-perfect numbers, where f-perfect numbers for an arithmetical function f is defined in A066218.
Terms
- a(0) =2a(1) =18a(2) =17816a(3) =116624
External references
- oeis: A066361