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A003840 Order of (usually) simple Chevalley group D_n (9). 0
2, 129600, 50759843097600, 129182006871144805294080000, 2154683673871373733440812330742751559680000, 235766858527753399707968381023024646011879419539171573760000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

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, p. xvi.

H. S. M. Coxeter and W. O. J. Moser, Generators and Relations for Discrete Groups, 4th ed., Springer-Verlag, NY, reprinted 1984, p. 131.

LINKS

Table of n, a(n) for n=1..6.

FORMULA

a(n) = d(9,n) where d(q, n) is defined in A003837. - Sean A. Irvine, Sep 17 2015

CROSSREFS

Sequence in context: A296104 A170995 A319022 * A122540 A324438 A167518

Adjacent sequences:  A003837 A003838 A003839 * A003841 A003842 A003843

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

a(6) from Sean A. Irvine, Sep 17 2015

STATUS

approved

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Last modified June 13 00:57 EDT 2021. Contains 344980 sequences. (Running on oeis4.)