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A141786
Counts of Kekulean pericondensed planar benzenoid hydrocarbons (see reference for precise definition).
0
1, 3, 13, 62, 287, 1352, 6256, 28737, 130665
(list; graph; refs; listen; history; text; internal format)
OFFSET
4,2
REFERENCES
Jerry Ray Dias, Isomer enumeration of practical benzenoids, J. Math. Chem., 44 (2008), 711-724.
LINKS
Table of n, a(n) for n=4..12.
CROSSREFS
Sequence in context: A246689 A355987 A373683 * A122122 A093424 A186242
Adjacent sequences: A141783 A141784 A141785 * A141787 A141788 A141789
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Sep 18 2008
STATUS
approved

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Last modified November 27 12:08 EST 2024. Contains 378151 sequences.
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