Primes p such that 2*p + 3 is also prime.

Terms

a(0) =2a(1) =5a(2) =7a(3) =13a(4) =17a(5) =19a(6) =29a(7) =43a(8) =47a(9) =53a(10) =67a(11) =73a(12) =89a(13) =97a(14) =113a(15) =127a(16) =137a(17) =139a(18) =157a(19) =167a(20) =173a(21) =193a(22) =197a(23) =199a(24) =223a(25) =227a(26) =229a(27) =269a(28) =277a(29) =283