A212812 - OEIS

A212812

Number of non-isomorphic Steinhaus graphs on n nodes.

1, 2, 2, 5, 9, 16, 29, 61, 125, 262, 517, 1035

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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