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%I #10 Sep 30 2020 02:36:36
%S 144,1088,30000,405648,11697392,343807808,14951871720
%N Number of graceful labelings of the n-Moebius ladder graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GracefulLabeling.html">Graceful Labeling</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/MoebiusLadder.html">Moebius Ladder</a>
%K nonn,more
%O 3,1
%A _Eric W. Weisstein_, Sep 22 2020
%E a(6)-a(9) from _Bert Dobbelaere_, Sep 30 2020