Numbers whose set of base-13 digits is {1,3}.

Terms

a(0) =1a(1) =3a(2) =14a(3) =16a(4) =40a(5) =42a(6) =183a(7) =185a(8) =209a(9) =211a(10) =521a(11) =523a(12) =547a(13) =549a(14) =2380a(15) =2382a(16) =2406a(17) =2408a(18) =2718a(19) =2720a(20) =2744a(21) =2746a(22) =6774a(23) =6776a(24) =6800a(25) =6802a(26) =7112a(27) =7114a(28) =7138a(29) =7140