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Search: id:A074853
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A074853 Numbers n not in A065036 but such that tau(n)=omega(n)^3. +0
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900, 1764, 4356, 4900, 6084, 7560, 10404, 11025, 11880, 12100, 12996, 13440, 14040, 16632, 16900, 18360, 19044, 19656, 20520, 21000, 21120, 23716, 24840, 24960, 25704, 27225, 28728, 28900, 29568, 30276, 30888, 31320, 32640, 33000 (list; graph; listen)
OFFSET

1,1

COMMENT

If k is in A065036 tau(k)=omega(k)^3, since k=p^3*q and there are 8 divisors of k: 1, p, q, p^2, p^3, p*q, p^2*q, p^3*q while omega(k)^3=2^3=8

CROSSREFS

Sequence in context: A127658 A137490 A129575 this_sequence A069096 A119541 A093230

Adjacent sequences: A074850 A074851 A074852 this_sequence A074854 A074855 A074856

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Sep 10 2002

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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