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A122744 Numbers of polypentagons with one internal vertex (see Cyvin et al. for precise definition). 0
0, 0, 1, 4, 10, 27, 67, 166, 396, 934, 2168, 4984, 11332, 25584, 57312, 127624, 282560, 622528 (list; graph; refs; listen; history; internal format)
OFFSET

3,4

REFERENCES

S. J. Cyvin et al., Theory of polypentagons, J. Chem. Inf. Comput. Sci., 33 (1993), 466-474.

CROSSREFS

Sequence in context: A105999 A192210 A121494 * A192879 A077923 A183325

Adjacent sequences:  A122741 A122742 A122743 * A122745 A122746 A122747

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Sep 24 2006

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Last modified February 15 19:07 EST 2012. Contains 205852 sequences.