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Search: id:A067708
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A067708 Numbers n such that phi(sigma(n))=5*phi(n). +0
1
336, 1008, 1680, 4368, 5040, 12432, 13104, 21840, 24528, 37296 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A060664 A064259 A006909 this_sequence A059467 A056933 A008693

Adjacent sequences: A067705 A067706 A067707 this_sequence A067709 A067710 A067711

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 05 2002

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Last modified September 7 14:45 EDT 2008. Contains 143483 sequences.

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