A003848 - OEIS

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A003848

Order of (usually) simple Chevalley group D_2(q), q = prime power.

36, 144, 3600, 3600, 28224, 254016, 129600, 435600, 1192464, 16646400, 5992704, 11696400, 36869184, 60840000, 96589584, 148352400, 221414400, 1071645696, 640494864, 1186113600, 1578631824, 2692364544

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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 [for best online version see https://oeis.org/wiki/Welcome#Links_to_Other_Sites], 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..22.

FORMULA

a(n) = d(A000961(n+1),2) where d(q,n) is defined in A003837. - Sean A. Irvine, Sep 17 2015

CROSSREFS

Sequence in context: A037072 A370453 A076432 * A203753 A039495 A263120

Adjacent sequences: A003845 A003846 A003847 * A003849 A003850 A003851

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane

STATUS

approved