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A063858 Triangle T(n,k) (n >= 2, k = 0..n-2) giving number of abstract dissection types of configurations of n points in n-k dimensions. 6
1, 1, 3, 1, 5, 8, 1, 7, 27, 46, 1, 9, 71, 1063, 790, 1, 11, 156, 44956, 1434219, 37829, 1, 13, 325 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
2,3
LINKS
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.
EXAMPLE
Triangle begins
1;
1,3;
1,5,8;
1,7,27,46;
...
CROSSREFS
Diagonals give A063859, A063860, A063861, A246992, A246993. Row sums give A063862.
Sequence in context: A340156 A340242 A116647 * A209831 A284367 A280328
KEYWORD
nonn,tabl,nice,more
AUTHOR
N. J. A. Sloane, Aug 26 2001
STATUS
approved

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)