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A112408 Number of simple graphs with n vertices and four cycles. +0
3
0, 0, 0, 0, 2, 14, 79, 430, 2161, 10162, 45282, 192945, 790849, 3138808, 12116550, 45675153 (list; graph; listen)
OFFSET

0,5

REFERENCES

J. B. Hendrickson and C. A. Parks, "Generation and Enumeration of Carbon skeletons", J. Chem. Inf. Comput. Sci, vol. 31 (1991) pp. 101-107. See Table 2, column 6 on page 103.

LINKS

Michael A. Kappler, GENSMI: Exhaustive Enumeration of Simple Graphs.

CROSSREFS

Cf. A036671, A112410.

Adjacent sequences: A112405 A112406 A112407 this_sequence A112409 A112410 A112411

Sequence in context: A034573 A133224 A121200 this_sequence A026291 A102401 A077461

KEYWORD

nonn

AUTHOR

Jonathan Vos Post (jvospost3(AT)gmail.com), Dec 21 2005

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Last modified November 8 20:39 EST 2009. Contains 166234 sequences.


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