Primes p such that 5*p + 8 is also prime.

Terms

a(0) =3a(1) =7a(2) =13a(3) =19a(4) =31a(5) =37a(6) =43a(7) =61a(8) =73a(9) =103a(10) =127a(11) =163a(12) =211a(13) =223a(14) =229a(15) =241a(16) =283a(17) =307a(18) =331a(19) =337a(20) =349a(21) =373a(22) =397a(23) =409a(24) =421a(25) =439a(26) =457a(27) =499a(28) =541a(29) =631