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Search: id:A015820
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A015820 phi(n + 4) | sigma(n). +0
1
5, 6, 10, 14, 22, 24, 34, 35, 38, 58, 66, 70, 82, 95, 110, 118, 120, 140, 142, 143, 191, 202, 214, 224, 228, 230, 255, 274, 276, 298, 308, 351, 358, 374, 376, 382, 394, 454, 478, 538, 562, 570, 590, 598, 616, 620, 622, 623, 694, 728, 744, 780 (list; graph; listen)
OFFSET

0,1

CROSSREFS

Sequence in context: A005847 A109758 A024706 this_sequence A096728 A011985 A056050

Adjacent sequences: A015817 A015818 A015819 this_sequence A015821 A015822 A015823

KEYWORD

nonn

AUTHOR

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

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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