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Search: id:A067065
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A067065 Numbers n such that sigma(sigma(sigma(n)))) == 6*sigma(n). +0
1
20, 26, 41, 44, 65, 83, 132, 133, 140, 182, 188, 195, 249, 287, 299, 420, 546, 564, 620, 644, 764, 806, 861, 897, 1001, 1115, 1169, 1271, 28644, 32172, 35052, 39116 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A112819 A070684 A061840 this_sequence A101070 A070717 A114813

Adjacent sequences: A067062 A067063 A067064 this_sequence A067066 A067067 A067068

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 17 2002

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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