Smallest nonempty set S containing prime divisors of 8k+9 for each k in S.

Terms

a(0) =5a(1) =7a(2) =11a(3) =13a(4) =17a(5) =19a(6) =23a(7) =29a(8) =31a(9) =37a(10) =41a(11) =43a(12) =47a(13) =53a(14) =59a(15) =61a(16) =71a(17) =79a(18) =83a(19) =97a(20) =101a(21) =107a(22) =109a(23) =113a(24) =127a(25) =139a(26) =149a(27) =151a(28) =157a(29) =163