A063859 - OEIS

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A063859

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

2

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

(list; graph; refs; listen; history; text; internal format)

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