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A212812 Number of non-isomorphic Steinhaus graphs on n nodes. 0
1, 2, 2, 5, 9, 16, 29, 61, 125, 262, 517, 1035 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

Dymacek, Wayne M. Steinhaus graphs. Proceedings of the Tenth Southeastern Conference on Combinatorics, Graph Theory and Computing (Florida Atlantic Univ., Boca Raton, Fla., 1979), pp. 399--412, Congress. Numer., XXIII-XXIV, Utilitas Math., Winnipeg, Man., 1979. MR0561065 (81f:05120)

LINKS

Table of n, a(n) for n=1..12.

CROSSREFS

A005418 is an upper bound.

Sequence in context: A076607 A325104 A054229 * A214727 A302483 A052969

Adjacent sequences:  A212809 A212810 A212811 * A212813 A212814 A212815

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, May 30 2012

STATUS

approved

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Last modified October 20 04:37 EDT 2019. Contains 328247 sequences. (Running on oeis4.)