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Search: id:A141186
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A141186 (1, 2, 3, 2^2, 5, 2*3, 7, 2^3, 3^2, 2*5, 11, 2^2*3,..) becomes (2, 3, 5, 7^11, 13, 17*19, 23, 29^31, 37^41, 41*43, 53, 59^61*67,..). +0
3
2, 3, 5, 1977326743, 13, 323, 23 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(5)=7^11=1977326743.

a(7)=17*19=323,

etc.

CROSSREFS

Cf. A141287, A141261, A143678..

Sequence in context: A089678 A072712 A046476 this_sequence A143712 A078682 A075174

Adjacent sequences: A141183 A141184 A141185 this_sequence A141187 A141188 A141189

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Nov 08 2008

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.


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