Numbers in which digits 0,1,2 all occur in base 3.

Terms

a(0) =11a(1) =15a(2) =19a(3) =21a(4) =29a(5) =32a(6) =33a(7) =34a(8) =35a(9) =38a(10) =42a(11) =45a(12) =46a(13) =47a(14) =48a(15) =51a(16) =55a(17) =57a(18) =58a(19) =59a(20) =61a(21) =63a(22) =64a(23) =65a(24) =66a(25) =69a(26) =73a(27) =75a(28) =83a(29) =86