A003845 - OEIS

%I #15 Jun 14 2024 22:31:08

%S 50027557148216524800,27051378802435080953011843891200,

%T 5081732431326820541485324550799360000000,

%U 12987912192212013697265625000000000000000000000

%N Order of universal Chevalley group D_6(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),6) 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_