A144556 - OEIS

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A144556

Number of Sylvester-Gallai geometries on n points.

0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 3, 7, 1, 119, 398, 161925, 24212890 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,12`
	REFERENCES	`L. M. Pretorius and K. J. Swanepoel, The Sylvester-Gallai theorem, ..., Discr. Math., 309 (2009), 385-399.`
	CROSSREFS	`Sequence in context: A110238 A077505 A031436 * A001439 A086313 A016451` `Adjacent sequences: A144553 A144554 A144555 * A144557 A144558 A144559`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jan 01 2009`

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Last modified February 15 14:20 EST 2012. Contains 205811 sequences.