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A075095 Number of simple graphs g on n nodes with |Aut(g)| = 2. +0
12
0, 2, 2, 3, 11, 46, 354, 4431, 89004, 3026014, 179282248 (list; graph; listen)
OFFSET

1,2

LINKS

Zoran Maksimovic, Number of graphs on n nodes whose automorphism group orders are k, n<=11

Eric Weisstein's World of Mathematics, Graph Automorphism

CROSSREFS

Cf. A003400, A075096, A075097, A075098.

Sequence in context: A157301 A143931 A143933 this_sequence A156136 A134243 A126339

Adjacent sequences: A075092 A075093 A075094 this_sequence A075096 A075097 A075098

KEYWORD

nonn,more

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Aug 31, 2002

EXTENSIONS

a(8) and a(9) from Eric Weisstein (eric(AT)weisstein.com), Jun 09, 2004

2 more terms from Herman Jamke (hermanjamke(AT)fastmail.fm), May 04 2008

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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