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Search: id:A102384
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A102384 A020639(A004094(n)). +0
4
1, 2, 2, 2, 61, 23, 2, 821, 2, 5, 4201, 2, 2, 2, 137, 7, 2, 270131, 2, 5, 13, 2, 2, 2, 61277761, 17, 2, 7, 2, 5, 3373, 2, 2, 2, 113647, 53, 2, 274359834731, 2, 5, 109, 2, 2, 2, 19, 23888027348153, 7, 34613, 2, 5, 7, 2, 2, 1091, 919, 86936981079782063, 139, 29 (list; graph; listen)
OFFSET

0,2

EXAMPLE

n=25 -> 2^25=33554432 -> 23445533=17*23*61*983: a(25)=17.

CROSSREFS

Cf. A102382, A102383, A102385.

Sequence in context: A083148 A075042 A045983 this_sequence A125838 A066736 A057330

Adjacent sequences: A102381 A102382 A102383 this_sequence A102385 A102386 A102387

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jan 06 2005

EXTENSIONS

Corrected by T. D. Noe (noe(AT)sspectra.com), Nov 15 2006

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Last modified November 24 14:25 EST 2009. Contains 167438 sequences.


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