A063856 Number of abstract order types of configurations of n points in 4 dimensions.
1, 8, 204, 505336
Offset: 5
Links
- 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 A063853.