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%I #17 Mar 30 2012 17:36:33
%S 24,1152,110592,5308416,995328000
%N Number of Hamiltonian cycles in the 5-ary De Bruijn graph.
%C The 5-ary De Bruijn graph is the graph with 5*n nodes {0..5*n-1} and edges from each i to 5*i + j (mod 5*n), for 0<=j<5.
%Y Cf. A027362 (2-ary graph), A192513 (3-ary graph).
%K nonn,hard,more
%O 1,1
%A _Joerg Arndt_, Jul 03 2011
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