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A030519 Number of polyhexes of class PF2. +0
9
2, 13, 101, 619, 3641, 20028, 106812, 554352, 2828660 (list; graph; listen)
OFFSET

8,1

COMMENT

See reference for precise definition.

REFERENCES

S. J. Cyvin et al., Enumeration and classification of benzenoid systems 32. Normal perifusenes with two internal vertices, J. Chem. Inform. Comput. Sci., 32 (1992), 532-540.

CROSSREFS

Cf. A026106, A026118, A026298, A030519, A030520, A030525, A030529, A030532, A030534.

Sequence in context: A074614 A064325 A123619 this_sequence A141116 A077246 A107000

Adjacent sequences: A030516 A030517 A030518 this_sequence A030520 A030521 A030522

KEYWORD

nonn

AUTHOR

njas

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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