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Search: id:A015841
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A015841 Numbers n such that phi(n) | sigma(n + 4). +0
1
2, 3, 6, 7, 8, 10, 17, 18, 24, 26, 42, 50, 52, 54, 56, 65, 75, 80, 81, 87, 90, 110, 111, 114, 120, 126, 154, 164, 186, 216, 234, 244, 245, 306, 308, 338, 344, 350, 351, 371, 372, 374, 416, 436, 456, 490, 528, 560, 570, 598, 626, 682, 689, 759, 777 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A001162 A072685 A119960 this_sequence A031470 A047223 A004435

Adjacent sequences: A015838 A015839 A015840 this_sequence A015842 A015843 A015844

KEYWORD

nonn

AUTHOR

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

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.


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