|
Search: id:A063853
|
|
|
| A063853 |
|
Triangle T(n,k) (n >= 3, k = 1..n-2) giving number of abstract order types of configurations of n points in n-k dimensions. |
|
+0
5
|
|
| 1, 1, 3, 1, 5, 11, 1, 8, 55, 93, 1, 11, 204, 5083, 2121, 1, 15, 705, 505336, 10775236, 122508, 1, 19, 2293
(list; table; graph; listen)
|
|
|
OFFSET
|
3,3
|
|
|
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.
|
|
EXAMPLE
|
1; 1,3; 1,5,11; 1,8,55,93; ...
|
|
CROSSREFS
|
Diagonals give A063854, A063855, A063856. Row sums give A063857.
Sequence in context: A103327 A065229 A093905 this_sequence A105064 A073496 A091623
Adjacent sequences: A063850 A063851 A063852 this_sequence A063854 A063855 A063856
|
|
KEYWORD
|
nonn,tabl,nice
|
|
AUTHOR
|
N. J. A. Sloane (njas(AT)research.att.com), Aug 26 2001
|
|
|
Search completed in 0.002 seconds
|
