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A000633 Ammonium compounds with n carbon atoms.
(Formerly M2667 N1065)
+0
2
1, 1, 3, 7, 18, 42, 109 (list; graph; listen)
OFFSET

4,3

REFERENCES

H. R. Henze and C. M. Blair, The number of structural isomers of the more important types of aliphatic compounds, J. Amer. Chem. Soc., 56 (1934), 157.

CROSSREFS

Is this the same sequence as A036669?

Sequence in context: A036884 A102291 A034691 this_sequence A036669 A091621 A129921

Adjacent sequences: A000630 A000631 A000632 this_sequence A000634 A000635 A000636

KEYWORD

nonn,more

AUTHOR

njas

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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