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%I #9 Aug 01 2019 20:26:07
%S 1,1,3,11,43,191,884,4195
%N Number of planar simply-connected mono-q-polyhexes for q=3.
%D J. Brunvoll, B. N. Cyvin, and S. J. Cyvin, Studies of some chemically relevant polygonal systems: mono-q-polyhexes, ACH Models in Chem., 133(3) (1996), 277-298.
%Y Cf. A018190.
%K nonn
%O 1,3
%A _N. J. A. Sloane_.