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A076858 Number of geometries for group S_n under axioms A, 2T_1. 0
1, 5, 14, 35, 70 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,2

REFERENCES

F. Buekenhout, P. Cara, M. Dehon and D. Leemans, Residually weakly primitive geometries of small sporadic and almost simple groups: a synthesis. Topics in diagram geometry, 1-27, Quad. Mat., 12, Dept. Math., Seconda Univ. Napoli, Caserta, 2003.

LINKS

Table of n, a(n) for n=3..7.

CROSSREFS

Cf. A076851-A076862.

Sequence in context: A047860 A083332 A101015 * A001215 A335651 A066767

Adjacent sequences:  A076855 A076856 A076857 * A076859 A076860 A076861

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 23 2002

STATUS

approved

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Last modified July 3 07:52 EDT 2022. Contains 355031 sequences. (Running on oeis4.)