Numbers whose base-11 representation has the same nonzero number of 4's and 10's.

Terms

a(0) =54a(1) =114a(2) =175a(3) =235a(4) =296a(5) =356a(6) =417a(7) =477a(8) =494a(9) =505a(10) =516a(11) =527a(12) =549a(13) =560a(14) =571a(15) =582a(16) =593a(17) =594a(18) =595a(19) =596a(20) =597a(21) =599a(22) =600a(23) =601a(24) =602a(25) =603a(26) =659a(27) =719a(28) =780a(29) =840