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A005958
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Number of esters with n carbon atoms.
(Formerly M1210)
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0
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1, 2, 4, 10, 25, 64, 172, 472, 1319, 3750, 10796, 31416, 92276, 273172, 814246, 2441688, 7360877, 22295746, 67819576, 207083944, 634512581, 1950301202, 6011920720
(list; graph; refs; listen; history; internal format)
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OFFSET
| 2,2
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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. 44.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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CROSSREFS
| Sequence in context: A151536 A026269 A000645 * A166516 A189912 A195981
Adjacent sequences: A005955 A005956 A005957 * A005959 A005960 A005961
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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