Numbers whose set of base-6 digits is {1,2}.

Terms

a(0) =1a(1) =2a(2) =7a(3) =8a(4) =13a(5) =14a(6) =43a(7) =44a(8) =49a(9) =50a(10) =79a(11) =80a(12) =85a(13) =86a(14) =259a(15) =260a(16) =265a(17) =266a(18) =295a(19) =296a(20) =301a(21) =302a(22) =475a(23) =476a(24) =481a(25) =482a(26) =511a(27) =512a(28) =517a(29) =518