A039439 - OEIS

%I #12 Jun 30 2021 04:02:49

%S 22,123,143,243,245,246,247,248,249,250,251,252,253,275,286,297,308,

%T 319,330,341,352,365,385,486,506,607,627,728,748,849,869,970,990,1091,

%U 1111,1212,1232,1344,1354,1356,1357,1358,1359,1360,1361,1362,1363

%N Numbers whose base-11 representation has the same nonzero number of 0's and 2's.

%t Select[Range[1500],DigitCount[#,11,0]==DigitCount[#,11,2]>0&] (* _Harvey P. Dale_, Jun 16 2015 *)

%K nonn,base,easy

%O 1,1

%A _Olivier Gérard_