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A045157
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Numbers whose base-4 representation contains exactly four 2's and four 3's.
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0
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43775, 43967, 44015, 44027, 44030, 44735, 44783, 44795, 44798, 44975, 44987, 44990, 45035, 45038, 45050, 47807, 47855, 47867, 47870, 48047, 48059, 48062, 48107, 48110, 48122, 48815, 48827, 48830, 48875, 48878
(list;
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refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Select[Range[50000], Rest[Most[DigitCount[#, 4]]]=={4, 4}&] (* Harvey P. Dale, Feb 05 2011 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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