%I #5 Jul 25 2019 13:24:13
%S 0,0,1,8,31,129,470,1720,6069,21339
%N Isomers of polyenes attached to benzene (see Cyvin et al. for precise definition).
%H B. N. Cyvin, E. Brendsdal, J. Brunvoll and S. J. Cyvin, <a href="https://hrcak.srce.hr/176546">Isomers of polyenes attached to benzene</a>, Croatica Chemica Acta, 68 (1995), 63-73.
%K nonn
%O 0,4
%A _N. J. A. Sloane_, Aug 11 2006
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