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%I #1 Sep 13 2003 03:00:00
%S 1,28,468,1876,12400,13104,100548
%N Sum of the degrees of the irreducible representations of the group GL(3,Z_n).
%F For a prime p : a(p) = phi(p^3)*(p^3 - 1) = p^2*(p-1)^2*(p^2+p+1)
%Y Cf. A086768, A053191.
%K mult,nonn
%O 1,2
%A Yuval Dekel (dekelyuval(AT)hotmail.com), Aug 03 2003
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