Numbers whose set of base-15 digits is {1,3}.

Terms

a(0) =1a(1) =3a(2) =16a(3) =18a(4) =46a(5) =48a(6) =241a(7) =243a(8) =271a(9) =273a(10) =691a(11) =693a(12) =721a(13) =723a(14) =3616a(15) =3618a(16) =3646a(17) =3648a(18) =4066a(19) =4068a(20) =4096a(21) =4098a(22) =10366a(23) =10368a(24) =10396a(25) =10398a(26) =10816a(27) =10818a(28) =10846a(29) =10848