Numbers with exactly 3 3's in their base-5 expansion.

Terms

a(0) =93a(1) =218a(2) =343a(3) =393a(4) =418a(5) =443a(6) =453a(7) =458a(8) =463a(9) =465a(10) =466a(11) =467a(12) =469a(13) =473a(14) =493a(15) =593a(16) =718a(17) =843a(18) =968a(19) =1018a(20) =1043a(21) =1068a(22) =1078a(23) =1083a(24) =1088a(25) =1090a(26) =1091a(27) =1092a(28) =1094a(29) =1098