A246321 - OEIS

A246321

Number of Steinhaus graphs of order n and diameter > 3.

0, 0, 0, 0, 1, 2, 3, 5, 8, 12, 17, 19, 21, 29, 38

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OFFSET

1,6

REFERENCES

Brigham, Robert C.; Dutton, Ronald D. Distances and diameters in Steinhaus graphs. Proceedings of the Twenty-first Southeastern Conference on Combinatorics, Graph Theory, and Computing (Boca Raton, FL, 1990). Congr. Numer. 76 (1990), 7--14. MR1140412 (92h:05050)

LINKS

Table of n, a(n) for n=1..15.

CROSSREFS

Cf. A246319, A246320.

Sequence in context: A004170 A247116 A028955 * A104664 A338921 A333343

Adjacent sequences: A246318 A246319 A246320 * A246322 A246323 A246324

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Aug 27 2014

STATUS

approved