Numbers whose base-6 representation has the same number of 0's, 1's and 3's.

Terms

a(0) =2a(1) =4a(2) =5a(3) =14a(4) =16a(5) =17a(6) =26a(7) =28a(8) =29a(9) =32a(10) =34a(11) =35a(12) =39a(13) =54a(14) =86a(15) =88a(16) =89a(17) =98a(18) =100a(19) =101a(20) =104a(21) =106a(22) =107a(23) =109a(24) =114a(25) =158a(26) =160a(27) =161a(28) =170a(29) =172