Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #7 Jun 14 2024 22:31:10
%S 1,63,728,504,0,504,1728,1512,0,0,0,1008
%N Number of elements of order n in the simple unitary group U3(3).
%C Also called the exceptional group G2(2)', 2A2(9).
%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].
%H ATLAS, <a href="http://brauer.maths.qmul.ac.uk/Atlas/v3/group/G22/">Unitary group U3(3), exceptional group G2(2)'</a>.
%K nonn,fini,full
%O 1,2
%A _Sean A. Irvine_, Apr 06 2017