Numbers having three 3's in base 8.

Terms

a(0) =219a(1) =731a(2) =1243a(3) =1563a(4) =1627a(5) =1691a(6) =1731a(7) =1739a(8) =1747a(9) =1752a(10) =1753a(11) =1754a(12) =1756a(13) =1757a(14) =1758a(15) =1759a(16) =1763a(17) =1771a(18) =1779a(19) =1787a(20) =1819a(21) =1883a(22) =1947a(23) =2011a(24) =2267a(25) =2779a(26) =3291a(27) =3803a(28) =4315a(29) =4827