2,2

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.

A diagonal of A063858.

Sequence in context: A132103 A040018 A019016 this_sequence A034183 A003216 A146161

Adjacent sequences: A063856 A063857 A063858 this_sequence A063860 A063861 A063862

nonn

N. J. A. Sloane (njas(AT)research.att.com), Aug 26 2001