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A144641 Indices of harmonic (or Ore) numbers (A001599) that are also perfect numbers. 0
2, 3, 6, 11, 59, 176, 310 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..7.

CROSSREFS

Cf. A000396, A001599.

Sequence in context: A065653 A275783 A102021 * A294720 A082002 A102779

Adjacent sequences:  A144638 A144639 A144640 * A144642 A144643 A144644

KEYWORD

more,nonn

AUTHOR

Omar E. Pol, Jan 19 2009

EXTENSIONS

a(6)-a(7) from Donovan Johnson, Aug 25 2012

STATUS

approved

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Last modified June 6 04:15 EDT 2020. Contains 334859 sequences. (Running on oeis4.)