Numbers whose set of base-5 digits is {3,4}.

Terms

a(0) =3a(1) =4a(2) =18a(3) =19a(4) =23a(5) =24a(6) =93a(7) =94a(8) =98a(9) =99a(10) =118a(11) =119a(12) =123a(13) =124a(14) =468a(15) =469a(16) =473a(17) =474a(18) =493a(19) =494a(20) =498a(21) =499a(22) =593a(23) =594a(24) =598a(25) =599a(26) =618a(27) =619a(28) =623a(29) =624