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A090761
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Numbers n which occur at least three times in A001600.
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1
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27, 49, 51, 53, 89, 91, 96, 97, 101, 168, 169, 176, 181, 184, 188, 189, 191, 195, 240, 264, 285
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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REFERENCES
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T. Goto and S. Shibata, All numbers whose positive divisors have integral harmonic mean up to 300, Math. Comput. 73 (2004), 475-491.
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LINKS
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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