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A003134 Orders of Weyl groups of type E_n. 0
51840, 2903040, 696729600 (list; graph; refs; listen; history; text; internal format)
OFFSET

6,1

REFERENCES

J. H. Conway, R. T. Curtis, S. P. Norton, R. A. Parker and R. A. Wilson, ATLAS of Finite Groups. Oxford Univ. Press, 1985.

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 120.

H. S. M. Coxeter and W. O. J. Moser, Generators and Relations for Discrete Groups, 4th ed., Springer-Verlag, NY, reprinted 1984.

LINKS

Table of n, a(n) for n=6..8.

PROG

(MAGMA) [ #CoxeterGroup(Sprintf("E%o", n)) : n in [6..8]]; - from Sergei Haller (sergei(AT)sergei-haller.de), Dec 21 2006

CROSSREFS

Sequence in context: A203354 A147530 A184454 * A253989 A253996 A258906

Adjacent sequences:  A003131 A003132 A003133 * A003135 A003136 A003137

KEYWORD

nonn,fini,full,bref

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 27 02:08 EDT 2017. Contains 284143 sequences.