Class 4+ primes (for definition see A005105).

Terms

a(0) =73a(1) =313a(2) =443a(3) =617a(4) =661a(5) =673a(6) =677a(7) =691a(8) =739a(9) =757a(10) =823a(11) =887a(12) =907a(13) =941a(14) =977a(15) =1093a(16) =1109a(17) =1129a(18) =1201a(19) =1213a(20) =1303a(21) =1361a(22) =1447a(23) =1453a(24) =1543a(25) =1553a(26) =1621a(27) =1627a(28) =1657a(29) =1753