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Search: id:A037138
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A037138 a(n) = n-phi(n)-s(n-phi(n))=s(phi(n))-phi(n) or s(n-phi(n))-n+phi(n)=phi(n)-s(phi(n)). +0
1
26, 1114, 11832, 96288, 290544 (list; graph; listen)
OFFSET

0,1

COMMENT

Here s(n)=sigma(n)-n.

CROSSREFS

Sequence in context: A160140 A139670 A160261 this_sequence A091429 A160311 A106710

Adjacent sequences: A037135 A037136 A037137 this_sequence A037139 A037140 A037141

KEYWORD

more,nonn

AUTHOR

Naohiro Nomoto (6284968128(AT)geocities.co.jp)

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


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