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Search: id:A136740
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A136740 (0, 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, 41^43, 47*53, 59, 61^67*71,..). +0
11
2, 3, 5, 7, 34522712142931, 437, 29 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(5)=11^13=34522712142931.

a(7)=19*23=437,

etc.

CROSSREFS

Cf. A141269, A141270, A143681, A143652, A143653, A143666.

Adjacent sequences: A136737 A136738 A136739 this_sequence A136741 A136742 A136743

Sequence in context: A007659 A037948 A145380 this_sequence A105994 A120496 A105150

KEYWORD

nonn

AUTHOR

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

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Last modified January 7 17:35 EST 2009. Contains 152824 sequences.


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