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A123142
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Number of benzenoids with 23 hexagons, C_(2v) symmetry and containing n carbon atoms.
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23
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2, 9, 33, 38, 235, 124, 704, 435, 2283, 1437, 6954, 3628, 17864, 9528, 43798, 24237, 106293, 53593, 228216, 104754, 431864, 188701, 760883, 300925, 1212591, 373411, 1536669, 305586, 1298746, 129710, 586556
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OFFSET
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64,1
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REFERENCES
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G. Brinkmann, G. Caporossi and P. Hansen, "A Survey and New Results on Computer Enumeration of Polyhex and Fusene Hydrocarbons", J. Chem. Inf. Comput. Sci., vol. 43 (2003) 842-851. See Table 6 column 7 on page 847.
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LINKS
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EXAMPLE
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If n=64 then the number of benzenoids with 23 hexagons with C_(2v) symmetry is 2.
If n=65 then the number of benzenoids with 23 hexagons with C_(2v) symmetry is 9.
If n=66 then the number of benzenoids with 23 hexagons with C_(2v) symmetry is 33.
If n=67 then the number of benzenoids with 23 hexagons with C_(2v) symmetry is 38.
If n=94 then the number of benzenoids with 23 hexagons with C_(2v) symmetry is 586556.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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