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A068484 Numbers n such that n divides phi(n)^2+sigma(n)^2. 0
1, 2, 10, 45, 65, 180, 212, 222, 369, 588, 810, 864, 1274, 1521, 1836, 2548, 2940, 3114, 3552, 4770, 5496, 5684, 6027, 6642, 8820, 9140, 10464, 10614, 13311, 14688, 15210, 20737, 21600, 22776, 26900, 27000, 27270, 28476, 28518, 42212, 42336 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

CROSSREFS

Sequence in context: A065805 A145239 A068561 * A192704 A005963 A140588

Adjacent sequences:  A068481 A068482 A068483 * A068485 A068486 A068487

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 10 2002

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Last modified February 14 23:53 EST 2012. Contains 205689 sequences.