Numbers whose set of base-8 digits is {1,3}.

Terms

a(0) =1a(1) =3a(2) =9a(3) =11a(4) =25a(5) =27a(6) =73a(7) =75a(8) =89a(9) =91a(10) =201a(11) =203a(12) =217a(13) =219a(14) =585a(15) =587a(16) =601a(17) =603a(18) =713a(19) =715a(20) =729a(21) =731a(22) =1609a(23) =1611a(24) =1625a(25) =1627a(26) =1737a(27) =1739a(28) =1753a(29) =1755