Primes p such that 8*p + 9 is also prime.

Terms

a(0) =11a(1) =13a(2) =23a(3) =29a(4) =31a(5) =41a(6) =43a(7) =53a(8) =71a(9) =73a(10) =79a(11) =83a(12) =109a(13) =149a(14) =151a(15) =193a(16) =199a(17) =211a(18) =233a(19) =251a(20) =263a(21) =269a(22) =283a(23) =331a(24) =349a(25) =353a(26) =379a(27) =389a(28) =401a(29) =419