A063859 Number of abstract dissection types of configurations of n points in 2 dimensions.

1, 3, 8, 46, 790, 37829, 4134939

Offset

2,2

Links

Table of n, a(n) for n=2..8.

Lukas 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 13th Canadian Conference on Computational Geometry (CCCG '01), Waterloo, Aug. 13-15, 2001.

Crossrefs

A diagonal of A063858.

For n <= 7, this is A241600(n)-1.

Sequence in context: A180508 A040018 A019016 * A210373 A247033 A309578

Adjacent sequences: A063856 A063857 A063858 * A063860 A063861 A063862

Keyword

nonn,more

Author

N. J. A. Sloane, Aug 26 2001

Status

approved