A212812 Number of non-isomorphic Steinhaus graphs on n nodes.

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

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