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A077567 Least k >= 2 such that sigma(n) divides sigma(n^k). +0
1
2, 3, 3, 4, 3, 3, 3, 5, 4, 3, 3, 5, 3, 3, 3, 6, 3, 7, 3, 5, 3, 3, 3, 3, 4, 3, 5, 7, 3, 3, 3, 7, 3, 3, 3, 4, 3, 3, 3, 5, 3, 3, 3, 5, 3, 3, 3, 11, 4, 7, 3, 7, 3, 5, 3, 3, 3, 3, 3, 5, 3, 3, 7, 8, 3, 3, 3, 5, 3, 3, 3, 13, 3, 3, 7, 5, 3, 3, 3, 5, 6, 3, 3, 5, 3, 3, 3, 5, 3, 3, 3, 5, 3, 3, 3, 7, 3, 4, 7, 4, 3, 3, 3 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A139069 A071866 A077603 this_sequence A096344 A030349 A085887

Adjacent sequences: A077564 A077565 A077566 this_sequence A077568 A077569 A077570

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Dec 01 2002

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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