Numbers whose base-11 representation has the same nonzero number of 8's and 9's.

Terms

a(0) =97a(1) =107a(2) =218a(3) =228a(4) =339a(5) =349a(6) =460a(7) =470a(8) =581a(9) =591a(10) =702a(11) =712a(12) =823a(13) =833a(14) =944a(15) =954a(16) =977a(17) =988a(18) =999a(19) =1010a(20) =1021a(21) =1032a(22) =1043a(23) =1054a(24) =1067a(25) =1068a(26) =1069a(27) =1070a(28) =1071a(29) =1072