Numbers n such that (5^n+1)/6 is a prime.

Terms

a(0) =5a(1) =67a(2) =101a(3) =103a(4) =229a(5) =347a(6) =4013a(7) =23297a(8) =30133a(9) =177337a(10) =193939a(11) =266863a(12) =277183a(13) =335429a(14) =1856147