%I #11 Jun 30 2021 03:55:10
%S 20,102,120,201,203,204,205,206,207,208,209,210,230,240,250,260,270,
%T 280,290,302,320,402,420,502,520,602,620,702,720,802,820,902,920,1012,
%U 1021,1023,1024,1025,1026,1027,1028,1029,1032,1042,1052,1062,1072
%N Numbers whose base-10 representation has the same nonzero number of 0's and 2's.
%K nonn,base,easy
%O 1,1
%A _Olivier GĂ©rard_
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