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A023644 Vertex-transitive graphs of valency 9 with 2n nodes. 1
1, 4, 6, 40, 54, 168, 94, 1473, 286 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,2

REFERENCES

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

LINKS

Table of n, a(n) for n=5..13.

CROSSREFS

Sequence in context: A125081 A175349 A281223 * A319672 A355233 A145387

Adjacent sequences: A023641 A023642 A023643 * A023645 A023646 A023647

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 25 04:11 EDT 2023. Contains 361511 sequences. (Running on oeis4.)