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%I #15 Sep 13 2023 07:25:41
%S 64,128,192,257,258,259,260,264,268,272,288,304,320,384,448,513,514,
%T 515,516,520,524,528,544,560,576,640,704,769,770,771,772,776,780,784,
%U 800,816,832,896,960,1029,1030,1031,1033,1034,1035,1037,1038,1039,1041,1042
%N Numbers with exactly 3 0's in their base 4 expansion.
%H Seiichi Manyama, <a href="/A023708/b023708.txt">Table of n, a(n) for n = 1..10000</a>
%t Select[ Range[ 1152 ], (Count[ IntegerDigits[ #, 4 ], 0 ]==3)& ]
%K nonn,base,easy
%O 1,1
%A _Olivier Gérard_
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