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A036672 Number of stereo-isomers of all hydrocarbons with n nodes. +0
1
1, 3, 4, 13, 31, 109, 372, 1446, 5714, 27100 (list; graph; listen)
OFFSET

1,2

REFERENCES

R. C. Read, The Enumeration of Acyclic Chemical Compounds, pp. 25-61 of A. T. Balaban, ed., Chemical Applications of Graph Theory, Ac. Press, 1976; see p. 60.

CROSSREFS

Sequence in context: A023857 A026700 A111954 this_sequence A084315 A062165 A001056

Adjacent sequences: A036669 A036670 A036671 this_sequence A036673 A036674 A036675

KEYWORD

nonn,easy,more

AUTHOR

njas

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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