Lesser of twin primes.

Terms

a(0) =3a(1) =5a(2) =11a(3) =17a(4) =29a(5) =41a(6) =59a(7) =71a(8) =101a(9) =107a(10) =137a(11) =149a(12) =179a(13) =191a(14) =197a(15) =227a(16) =239a(17) =269a(18) =281a(19) =311a(20) =347a(21) =419a(22) =431a(23) =461a(24) =521a(25) =569a(26) =599a(27) =617a(28) =641a(29) =659