Numbers whose base-5 representation has the same number of 0's, 1's and 4's.

Terms

a(0) =2a(1) =3a(2) =12a(3) =13a(4) =17a(5) =18a(6) =29a(7) =45a(8) =62a(9) =63a(10) =67a(11) =68a(12) =87a(13) =88a(14) =92a(15) =93a(16) =101a(17) =105a(18) =139a(19) =144a(20) =147a(21) =148a(22) =179a(23) =195a(24) =204a(25) =220a(26) =227a(27) =228a(28) =235a(29) =240