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A023641 Number of vertex-transitive graphs of valency 6 with n nodes. 1
1, 1, 2, 3, 2, 13, 4, 9, 12, 40, 7, 38, 10, 83, 29, 38, 15, 373, 25, 71, 54, 204, 26, 259, 31 (list; graph; refs; listen; history; text; internal format)
OFFSET

7,3

REFERENCES

CRC Handbook of Combinatorial Designs, 1996, p. 649.

LINKS

Table of n, a(n) for n=7..31.

CROSSREFS

Column k=6 of A319367.

Sequence in context: A013117 A120864 A173463 * A083775 A083784 A177048

Adjacent sequences: A023638 A023639 A023640 * A023642 A023643 A023644

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

EXTENSIONS

a(27)-a(31) added by Andrew Howroyd, Sep 18 2018

STATUS

approved

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Last modified January 26 18:10 EST 2023. Contains 359833 sequences. (Running on oeis4.)