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Search: id:A096738
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A096738 Numbers n such that A096736(n) = (n*tau(n)-1)/(tau(n)-1). +0
3
2, 3, 5, 7, 9, 10, 11, 13, 17, 19, 22, 23, 25, 29, 31, 34, 37, 41, 43, 46, 47, 49, 53, 55, 58, 59, 61, 67, 71, 73, 76, 78, 79, 81, 82, 83, 85, 89, 91, 94, 97, 101, 103, 106, 107, 109, 113, 115, 116, 118, 121, 127, 131, 133, 137, 139, 142, 145, 149, 151, 157, 163 (list; graph; listen)
OFFSET

1,1

COMMENT

(a(n)*tau(a(n))-1) mod (tau(a(n))-1) = 0;

primes are a subsequence.

CROSSREFS

Cf. A000040.

Sequence in context: A114302 A047489 A035061 this_sequence A117284 A137377 A026277

Adjacent sequences: A096735 A096736 A096737 this_sequence A096739 A096740 A096741

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Jul 06 2004

page 1

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Last modified July 23 17:35 EDT 2008. Contains 142285 sequences.


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