Prime factors of the first 8 primary pseudoperfect numbers A054377.
A216825
Prime factors of the first 8 primary pseudoperfect numbers A054377.
Terms
- a(0) =2a(1) =3a(2) =7a(3) =11a(4) =17a(5) =23a(6) =31a(7) =43a(8) =101a(9) =149a(10) =3109a(11) =47059a(12) =2217342227
External references
- oeis: A216825