%I M2494 #16 Mar 30 2017 15:27:37
%S 1,1,3,5,14,42,150,624,2947,15079,82607,474030
%N Number of unsensed connected planar maps with n nodes and without loops or parallel edges.
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H Timothy R. Walsh, <a href="http://dx.doi.org/10.1137/0604018">Generating nonisomorphic maps without storing them</a>, SIAM J. Algebraic Discrete Methods 4 (1983), no. 2, 161-178.
%K nonn,more
%O 1,3
%A _N. J. A. Sloane_
%E a(9)-a(12) from _Sean A. Irvine_, Mar 30 2017
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