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A014888
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n is equal to the number of 4s in all numbers <= n written in base 7.
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0
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761729, 761730, 823543, 1585272, 1585273, 1647086, 2408815, 2408816, 2470629, 3232358, 3232359
(list;
graph;
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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CROSSREFS
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KEYWORD
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nonn,base,fini,full
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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