%I A121097
%S A121097 0,0,1,8,31,129,470,1720,6069,21339
%N A121097 Isomers of polyenes attached to benzene (see Cyvin et al. for precise 
               definition).
%D A121097 B. N. Cyvin, E. Brendsdal, J. Brunvoll and S. J. Cyvin, Isomers of polyenes 
               attached to benzene, Croatica Chemica Acta, 68 (1995), 63-73.
%Y A121097 Sequence in context: A006322 A055845 A034556 this_sequence A121093 A102275 
               A115948
%Y A121097 Adjacent sequences: A121094 A121095 A121096 this_sequence A121098 A121099 
               A121100
%K A121097 nonn
%O A121097 0,4
%A A121097 N. J. A. Sloane (njas(AT)research.att.com), Aug 11 2006