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Search: id:A082474
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A082474 Numbers n such that n=phi(x)*sigma(x) for some x<=n. +0
1
1, 3, 8, 14, 24, 48, 60, 72, 78, 112, 120, 144, 168, 192, 234, 248, 288, 336, 360, 384, 480, 504, 528, 576, 620, 672, 720, 840, 864, 960, 1008, 1080, 1092, 1152, 1344, 1368, 1440, 1584, 1680, 1848, 1860, 1872, 1984 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Adjacent sequences: A082471 A082472 A082473 this_sequence A082475 A082476 A082477

Sequence in context: A062354 A135940 A126430 this_sequence A055335 A123329 A129067

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 27 2003

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Last modified October 11 09:12 EDT 2008. Contains 144832 sequences.

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