Numbers whose set of base-11 digits is {1,2}.

Terms

a(0) =1a(1) =2a(2) =12a(3) =13a(4) =23a(5) =24a(6) =133a(7) =134a(8) =144a(9) =145a(10) =254a(11) =255a(12) =265a(13) =266a(14) =1464a(15) =1465a(16) =1475a(17) =1476a(18) =1585a(19) =1586a(20) =1596a(21) =1597a(22) =2795a(23) =2796a(24) =2806a(25) =2807a(26) =2916a(27) =2917a(28) =2927a(29) =2928