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%I #10 Jun 10 2023 15:16:48
%S 40,121,202,283,328,337,346,355,360,361,362,363,365,366,367,368,373,
%T 382,391,400,445,526,607,688,769,850,931,1012,1057,1066,1075,1084,
%U 1089,1090,1091,1092,1094,1095,1096,1097,1102,1111,1120
%N Numbers having two 4's in base 9.
%t Select[Range[1200],DigitCount[#,9,4]==2&] (* _Harvey P. Dale_, Jun 10 2023 *)
%Y Cf. A007095.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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