a(n) = prime(5*n-3).

Terms

a(0) =3a(1) =17a(2) =37a(3) =59a(4) =79a(5) =103a(6) =131a(7) =157a(8) =181a(9) =211a(10) =239a(11) =269a(12) =293a(13) =331a(14) =359a(15) =389a(16) =421a(17) =449a(18) =479a(19) =509a(20) =557a(21) =587a(22) =613a(23) =643a(24) =673a(25) =709a(26) =743a(27) =773a(28) =821a(29) =853