Numbers whose base-11 representation has the same nonzero number of 3's and 6's.

Terms

a(0) =39a(1) =69a(2) =160a(3) =190a(4) =281a(5) =311a(6) =369a(7) =380a(8) =391a(9) =413a(10) =424a(11) =429a(12) =430a(13) =431a(14) =433a(15) =434a(16) =436a(17) =437a(18) =438a(19) =439a(20) =446a(21) =457a(22) =468a(23) =479a(24) =523a(25) =553a(26) =644a(27) =674a(28) =729a(29) =740