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%I #4 Apr 10 2018 08:28:07
%S 764,5108,28892,62708,129716,227108,482060,681308,1019468,1351292
%N Number of 3 X 3 integer matrices with elements in the range [ -n,n ] which generate a group of order six under binary matrix multiplication.
%Y a(n) = A053172(n)+2*A053174(n).
%K nonn
%O 1,1
%A _Ralf W. Grosse-Kunstleve_, Mar 26 2000