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A144641 Indices of harmonic (or Ore) numbers (A001599) that are also perfect numbers. 0
2, 3, 6, 11, 59 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A000396, A001599.

Sequence in context: A102952 A065653 A102021 * A082002 A102779 A084417

Adjacent sequences:  A144638 A144639 A144640 * A144642 A144643 A144644

KEYWORD

more,nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), Jan 19 2009

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Last modified February 14 20:13 EST 2012. Contains 205663 sequences.