%I A143249
%S A143249 0,2,10,290,17394,2218778
%N A143249 Number of (directed) Hamiltonian circuits in the n-th order Anrá
               sfai [Anrasfai] graph.
%H A143249 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               AndrasfaiGraph.html">AndrasfaiGraph</a>
%H A143249 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               HamiltonianCircuit.html">HamiltonianCircuit</a>
%Y A143249 Sequence in context: A003047 A028580 A098706 this_sequence A161181 A073834 
               A111837
%Y A143249 Adjacent sequences: A143246 A143247 A143248 this_sequence A143250 A143251 
               A143252
%K A143249 nonn,more
%O A143249 1,2
%A A143249 E. W. Weisstein (eric(AT)weisstein.com), Aug 01, 2008