login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A121177 Catapolyoctagons (see Cyvin et al. for precise definition). 0
0, 2, 12, 62, 312 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

REFERENCES

S. J. Cyvin et al., Enumeration of tree-like octagonal systems: catapolyoctagons, ACH Models in Chem. 134 (1997), 55-70.

CROSSREFS

Sequence in context: A127044 A037562 A187001 * A125831 A026076 A006646

Adjacent sequences:  A121174 A121175 A121176 * A121178 A121179 A121180

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Aug 15 2006

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 14:56 EST 2012. Contains 205822 sequences.