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%I #12 May 19 2023 19:58:40
%S 168,208,216,408,416,456,668,708,716,768,818,828,838,840,842,844,848,
%T 868,918,958,966,1008,1016,1028,1038,1040,1042,1044,1048,1058,1066,
%U 1076,1080,1082,1084,1086,1096,1108,1116,1168,1208
%N Numbers whose base-5 representation contains exactly two 1's and two 3's.
%Y Cf. A007091.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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