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A129014 A129012(3n+1). 1
1, 3, 12, 38, 128, 373, 1055, 2765 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

REFERENCES

J. R. Dias, The Periodic Table Set as a Unifying Concept in Going from Benzenoid Hydrocarbons to Fullerene Carbons, in "The Periodic Table: Into the 21st Century", Edited by D. H. Rouvray and R. B. King, Research Studies Press Ltd, Baldock, Hertfordshire, England, 2004, 371-396.

CROSSREFS

Cf. A129012-A129021.

Sequence in context: A022727 A008907 A048246 * A055294 A029858 A123109

Adjacent sequences:  A129011 A129012 A129013 * A129015 A129016 A129017

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), based on email from Jerry R. Dias (DiasJ(AT)umkc.edu), May 08 2007

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Last modified February 15 08:12 EST 2012. Contains 205724 sequences.