Numbers k such that 5*k - 2 is prime.

Terms

a(0) =1a(1) =3a(2) =5a(3) =9a(4) =11a(5) =15a(6) =17a(7) =21a(8) =23a(9) =33a(10) =35a(11) =39a(12) =45a(13) =47a(14) =53a(15) =57a(16) =59a(17) =63a(18) =71a(19) =75a(20) =77a(21) =87a(22) =89a(23) =93a(24) =101a(25) =105a(26) =113a(27) =119a(28) =123a(29) =129