Numbers whose base-6 representation has the same nonzero number of 4's and 5's.

Terms

a(0) =29a(1) =34a(2) =65a(3) =70a(4) =101a(5) =106a(6) =137a(7) =142a(8) =149a(9) =155a(10) =161a(11) =167a(12) =174a(13) =175a(14) =176a(15) =177a(16) =184a(17) =190a(18) =196a(19) =202a(20) =204a(21) =205a(22) =206a(23) =207a(24) =245a(25) =250a(26) =281a(27) =286a(28) =317a(29) =322