Smallest number k > 0 such that k^n + 1 has exactly n distinct prime factors.
A219018
Smallest number k > 0 such that k^n + 1 has exactly n distinct prime factors.
Terms
- a(0) =1a(1) =3a(2) =5a(3) =43a(4) =17a(5) =47a(6) =51a(7) =1697a(8) =59a(9) =512a(10) =521a(11) =3255a(12) =8189a(13) =18951a(14) =656
External references
- oeis: A219018