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A125672
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Classification of bicyclics with the parameter 'alpha' having the value of 3. See the paper by Hendrickson and Parks for details.
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1
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1, 3, 11, 35, 113, 351, 1093, 3348, 10218, 30906, 93005
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OFFSET
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5,2
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COMMENTS
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Here 'alpha' is the number of atoms the two rings have in common.
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REFERENCES
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James B. Hendrickson and Camden A. Parks, "Generation and Enumeration of Carbon Skeletons", J. Chem. Inf. Comput. Sci., vol. 31 (1991), pp. 101-107. See Table VII column 5 on page 104.
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LINKS
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EXAMPLE
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If n=5 then the number of bicyclics when 'alpha' = three is 1.
If n=6 then the number of bicyclics when 'alpha' = three is 3.
If n=7 then the number of bicyclics when 'alpha' = three is 11.
If n=8 then the number of bicyclics when 'alpha' = three is 35.
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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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