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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A128482 Structure constants for certain radical benzenoidal structures (see Cash and Dias paper for precise definition). 0
20, 999, 59886, 5013752, 604073400, 105179890458, 26398415877712, 9510671755316374 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

REFERENCES

Gordon G. Cash and Jerry Ray Dias, Computation, Properties and Resonance Topology of Benzenoid Monoradicals and Polyradicals and the Eigenvectors Belonging to Their Zero Eigenvalues, J. Math. Chem., 30 (2001), 429-444.

LINKS

Table of n, a(n) for n=0..7.

CROSSREFS

Cf. A008793, A128476-A128484.

Sequence in context: A274764 A069578 A269644 * A128476 A160132 A138915

Adjacent sequences:  A128479 A128480 A128481 * A128483 A128484 A128485

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, May 08 2007

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 17 08:36 EDT 2019. Contains 328107 sequences. (Running on oeis4.)