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A129029 8*n^4+44*n^3+106*n^2+100*n+30. 0
0, 30, 288, 1134, 3120, 6990, 13680, 24318, 40224, 62910, 94080, 135630, 189648, 258414, 344400, 450270, 578880, 733278, 916704, 1132590, 1384560, 1676430, 2012208, 2396094, 2832480, 3325950, 3881280, 4503438, 5197584, 5969070, 6823440, 7766430, 8803968 (list; graph; refs; listen; history; internal format)
OFFSET

-1,2

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. [See Fig. 2.]

CROSSREFS

Sequence in context: A053358 A163667 A113754 * A101381 A061605 A125393

Adjacent sequences:  A129026 A129027 A129028 * A129030 A129031 A129032

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), May 10 2007

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