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%I #9 Jun 30 2021 03:39:46
%S 40,104,140,204,240,304,340,401,402,403,405,406,407,408,409,410,420,
%T 430,450,460,470,480,490,504,540,604,640,704,740,804,840,904,940,1014,
%U 1024,1034,1041,1042,1043,1045,1046,1047,1048,1049,1054,1064,1074
%N Numbers whose base-10 representation has the same nonzero number of 0's and 4's.
%K nonn,base,easy
%O 1,1
%A _Olivier Gérard_