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A244021 Analog of A244020, but starting with 5 points instead of 4. 0
5, 10, 15, 90, 3495 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Table of n, a(n) for n=1..5.
Shalosh B. Ekhad, Doron Zeilberger, Enumerative Geometrical Genealogy (Or: The Sex Life of Points and Lines), arXiv:1406.5157 [math.CO], (19-June-2014)
CROSSREFS
Related sequences: A140468, A244020-A244026.
Sequence in context: A244025 A044830 A033002 * A351899 A313818 A313819
Adjacent sequences: A244018 A244019 A244020 * A244022 A244023 A244024
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Jun 20 2014
STATUS
approved

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Last modified May 14 09:35 EDT 2024. Contains 372532 sequences. (Running on oeis4.)