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%I #10 Jun 30 2021 04:46:40
%S 86,106,207,227,328,348,449,469,570,590,691,711,812,832,856,867,878,
%T 889,900,911,922,944,946,947,948,949,950,951,952,954,956,966,1054,
%U 1074,1096,1107,1118,1129,1140,1151,1162,1166,1167,1168,1169,1170
%N Numbers whose base-11 representation has the same nonzero number of 7's and 9's.
%K nonn,base,easy
%O 1,1
%A _Olivier Gérard_
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