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Search: id:A138413
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A138413 A bisection of A000957. +0
3
0, 0, 2, 18, 186, 2120, 25724, 325878, 4260282, 57048048, 778483932, 10786724388, 151355847012, 2146336125648, 30711521221376 (list; graph; listen)
OFFSET

0,3

CROSSREFS

Cf. A000957, A138414.

Sequence in context: A161122 A019581 A129627 this_sequence A066274 A052623 A116072

Adjacent sequences: A138410 A138411 A138412 this_sequence A138414 A138415 A138416

KEYWORD

nonn,easy,more

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), May 08 2008

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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