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A063852 Number of nonisomorphic nondegenerate oriented matroids with n points in dimensions 2 through n-1. +0
3
1, 2, 3, 7, 25, 2901 (list; graph; listen)
OFFSET

3,2

LINKS

L. Finschi, Homepage of Oriented Matroids

L. Finschi and K. Fukuda, Complete combinatorial generation of small point set configurations and hyperplane arrangements, pp. 97-100 in Abstracts 13-th Canadian Conference on Computational Geometry (CCCG '01), Waterloo, Aug. 13-15, 2001.

CROSSREFS

Row sums of A063851.

Adjacent sequences: A063849 A063850 A063851 this_sequence A063853 A063854 A063855

Sequence in context: A095910 A074189 A091230 this_sequence A092983 A089708 A107881

KEYWORD

nonn

AUTHOR

njas, Aug 26 2001

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.


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