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A015767 Phi(n) | Sigma_9(n). +0
2
1, 2, 3, 6, 12, 14, 15, 30, 35, 38, 42, 54, 56, 70, 78, 87, 95, 105, 114, 126, 135, 140, 147, 168, 174, 182, 190, 209, 210, 215, 216, 222, 248, 258, 264, 266, 270, 285, 294, 297, 315, 342, 357, 378, 418, 420, 430, 447, 455, 456, 494, 518, 540, 546 (list; graph; listen)
OFFSET

0,2

COMMENT

sigma_9(n) is the sum of the 9th powers of the divisors of n.

CROSSREFS

Sequence in context: A102779 A084417 A015774 this_sequence A015761 A015763 A015769

Adjacent sequences: A015764 A015765 A015766 this_sequence A015768 A015769 A015770

KEYWORD

nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com)

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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