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A076851 Number of geometries for group A_n under axioms A. 11
1, 11, 20, 40, 88 (list; graph; refs; listen; history; text; internal format)
OFFSET

4,2

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=4..8.

Index entries for sequences related to groups

CROSSREFS

Cf. A076852-A076862.

Sequence in context: A068600 A158235 A158245 * A164576 A058497 A134782

Adjacent sequences:  A076848 A076849 A076850 * A076852 A076853 A076854

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 23 2002

STATUS

approved

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Last modified April 12 09:39 EDT 2021. Contains 342920 sequences. (Running on oeis4.)