Numbers whose base-11 representation has the same nonzero number of 0's and 4's.

Terms

a(0) =44a(1) =125a(2) =165a(3) =246a(4) =286a(5) =367a(6) =407a(7) =485a(8) =486a(9) =487a(10) =489a(11) =490a(12) =491a(13) =492a(14) =493a(15) =494a(16) =495a(17) =506a(18) =517a(19) =539a(20) =550a(21) =561a(22) =572a(23) =583a(24) =594a(25) =609a(26) =649a(27) =730a(28) =770a(29) =851