a(n) = prime(10*n-8).

Terms

a(0) =3a(1) =37a(2) =79a(3) =131a(4) =181a(5) =239a(6) =293a(7) =359a(8) =421a(9) =479a(10) =557a(11) =613a(12) =673a(13) =743a(14) =821a(15) =881a(16) =953a(17) =1021a(18) =1091a(19) =1163a(20) =1231a(21) =1301a(22) =1399a(23) =1459a(24) =1531a(25) =1601a(26) =1667a(27) =1747a(28) =1831a(29) =1907