Numbers whose base-11 representation has the same nonzero number of 1's and 8's.

Terms

a(0) =19a(1) =89a(2) =129a(3) =151a(4) =162a(5) =173a(6) =184a(7) =195a(8) =206a(9) =209a(10) =211a(11) =212a(12) =213a(13) =214a(14) =215a(15) =216a(16) =218a(17) =219a(18) =228a(19) =239a(20) =261a(21) =331a(22) =382a(23) =452a(24) =503a(25) =573a(26) =624a(27) =694a(28) =745a(29) =815