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A323932 Unbranched catafusenes. 1

%I

%S 0,0,0,1,4,16,50,158,472,1406,4111,11998

%N Unbranched catafusenes.

%D Balaban, A. T., Brunvoll, J., Cyvin, B. N., & Cyvin, S. J. (1988). Enumeration of branched catacondensed benzenoid hydrocarbons and their numbers of Kekulé structures. Tetrahedron, 44(1), 221-228. See Table 1.

%K nonn,more

%O 1,5

%A _N. J. A. Sloane_, Feb 09 2019

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Last modified July 25 11:18 EDT 2021. Contains 346289 sequences. (Running on oeis4.)