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A076861
Number of geometries for group S_n under axioms A, 2T_1, CD.
1
1, 4, 9, 21, 52
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.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Nov 23 2002
STATUS
approved