Numbers whose base-5 representation has the same number of 3's and 4's.

Terms

a(0) =0a(1) =1a(2) =2a(3) =5a(4) =6a(5) =7a(6) =10a(7) =11a(8) =12a(9) =19a(10) =23a(11) =25a(12) =26a(13) =27a(14) =30a(15) =31a(16) =32a(17) =35a(18) =36a(19) =37a(20) =44a(21) =48a(22) =50a(23) =51a(24) =52a(25) =55a(26) =56a(27) =57a(28) =60a(29) =61