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A122662 Number of z-knot fullerenes with 2n nodes. 0
1, 0, 4, 1, 6, 9, 15, 23, 30, 42, 93, 87, 186, 206, 341, 437, 567, 894, 1048, 1613, 1970 (list; graph; refs; listen; history; text; internal format)
OFFSET

17,3

LINKS

Table of n, a(n) for n=17..37.

M. Deza, M. Dutour and P. W. Fowler, Zigzags, railroads and knots in fullerenes, J. Chem. Inf. Comput. Sci., 44 (2004), 1282-1293.

CROSSREFS

Sequence in context: A222391 A154905 A124739 * A210228 A209161 A083843

Adjacent sequences:  A122659 A122660 A122661 * A122663 A122664 A122665

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Sep 22 2006

STATUS

approved

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Last modified July 17 18:41 EDT 2019. Contains 325109 sequences. (Running on oeis4.)