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Order of universal Chevalley group D_5(q), q = prime power.
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%I #14 Jun 14 2024 22:31:08

%S 23499295948800,2579025599882610278400,1154606796534757164318720000,

%T 27230655539587500000000000000000,

%U 104772288945650279285144527564308480000,42863636354909175368011800612065142374400

%N Order of universal Chevalley group D_5(q), q = prime power.

%D 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.

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

%F a(n) = D(A000961(n+1),5) where D(q,n) is defined in A003830. - _Sean A. Irvine_, Sep 17 2015

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_