Primes with primitive root 68.

Terms

a(0) =3a(1) =5a(2) =7a(3) =11a(4) =29a(5) =61a(6) =71a(7) =73a(8) =79a(9) =97a(10) =107a(11) =113a(12) =139a(13) =163a(14) =167a(15) =173a(16) =199a(17) =227a(18) =233a(19) =241a(20) =269a(21) =277a(22) =283a(23) =317a(24) =337a(25) =347a(26) =419a(27) =431a(28) =439a(29) =449