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A006785 Triangle-free graphs on n vertices.
(Formerly M0841)
+0
2
1, 2, 3, 7, 14, 38, 107, 410, 1897, 12172, 105071, 1262180, 20797002, 467871369, 14232552452 (list; graph; listen)
OFFSET

1,2

REFERENCES

B. D. McKay, personal communication.

LINKS

P. J. Cameron, Sequences realized by oligomorphic permutation groups, J. Integ. Seqs. Vol. 3 (2000), #00.1.5.

Eric Weisstein's World of Mathematics, Triangle-Free Graph

B. D. McKay, Isomorph-free exhaustive generation, J Algorithms, 26 (1998) 306-324..

CROSSREFS

Sequence in context: A090828 A049367 A089790 this_sequence A113182 A006627 A077161

Adjacent sequences: A006782 A006783 A006784 this_sequence A006786 A006787 A006788

KEYWORD

nonn

AUTHOR

njas

EXTENSIONS

2 more terms (from the McKay paper) from Vladeta Jovovic (vladeta(AT)Eunet.yu), May 17 2008

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.


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