a(n) = prime(9*n-8).

Terms

a(0) =2a(1) =29a(2) =67a(3) =107a(4) =157a(5) =199a(6) =257a(7) =311a(8) =367a(9) =421a(10) =467a(11) =541a(12) =599a(13) =647a(14) =709a(15) =769a(16) =829a(17) =887a(18) =967a(19) =1021a(20) =1087a(21) =1151a(22) =1217a(23) =1283a(24) =1327a(25) =1429a(26) =1483a(27) =1549a(28) =1607a(29) =1667