Numbers whose base-6 and base-8 expansions have no digits in common.

Terms

a(0) =6a(1) =7a(2) =12a(3) =14a(4) =15a(5) =18a(6) =21a(7) =22a(8) =23a(9) =30a(10) =31a(11) =32a(12) =33a(13) =35a(14) =36a(15) =37a(16) =38a(17) =39a(18) =42a(19) =43a(20) =44a(21) =45a(22) =46a(23) =54a(24) =55a(25) =56a(26) =58a(27) =61a(28) =62a(29) =63