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%I #13 Sep 17 2017 23:25:04
%S 1,4,83,4848,562713,94810999,21577786374,6367912802891,
%T 2366319275431001,1081610451348718567,596588083450068950934,
%U 390803766837390136477505
%N Number of Hamiltonian cycles in a Turan graph T(3n, n), up to isomorphisms.
%H E. Krasko, I. Labutin, A. Omelchenko, <a href="https://arxiv.org/abs/1709.03218">Enumeration of Labelled and Unlabelled Hamiltonian Cycles in Complete k-partite Graphs</a>, arXiv preprint arXiv:1709.03218[math.CO], 2017.
%K nonn,more
%O 2,2
%A _Evgeniy Krasko_, Sep 15 2017