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A028502 2772-hyperperfect numbers: n=2772(sigma(n)-n-1)+1. 0
95295817, 124035913, 749931337, 4275383113 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

J. S. McCranie, A study of hyperperfect numbers, J. Int. Seqs. Vol. 3 (2000) #P00.1.3

CROSSREFS

Cf. A007593.

Sequence in context: A136634 A033625 A128673 * A114662 A075010 A184151

Adjacent sequences:  A028499 A028500 A028501 * A028503 A028504 A028505

KEYWORD

nonn

AUTHOR

Jud McCranie (JudMcCranie(AT)ugaalum.uga.edu)

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Last modified February 15 23:53 EST 2012. Contains 205860 sequences.