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A067877 Numbers n such that sigma(n)=phi(n*bigomega(n)-1). 0
1, 10, 33, 46, 65, 77, 123, 221, 371, 385, 545, 753, 1643, 2033, 2635, 3243, 4311, 4533, 4798, 5177, 5495, 5605, 7463, 7565, 7683, 7739, 8201, 9741, 11679, 13039, 13623, 17147, 17663, 18067, 18695, 23038, 23335, 24215, 27231, 28495, 31403 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..41.

CROSSREFS

Sequence in context: A120969 A137723 A067878 * A063160 A065149 A085490

Adjacent sequences:  A067874 A067875 A067876 * A067878 A067879 A067880

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, Mar 02 2002

STATUS

approved

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Last modified May 25 01:16 EDT 2013. Contains 225631 sequences.