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A122660
Number of knot polyhedra with 2n nodes.
1
0, 1, 0, 3, 4, 22, 70, 482, 2955, 17907, 114642, 825097, 5843386, 41036436, 297986872
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OFFSET
2,4
LINKS
Table of n, a(n) for n=2..16.
M. Deza, M. Dutour and P. W. Fowler,
Zigzags, railroads and knots in fullerenes
, J. Chem. Inf. Comput. Sci., 44 (2004), 1282-1293.
Lee Zheng Han,
A122660
CROSSREFS
Sequence in context:
A167452
A375958
A316192
*
A163744
A221643
A042595
Adjacent sequences:
A122657
A122658
A122659
*
A122661
A122662
A122663
KEYWORD
nonn
,
more
AUTHOR
N. J. A. Sloane
, Sep 22 2006
EXTENSIONS
a(11) corrected by and a(13) from
Lee Zheng Han
, Oct 30 2019
a(14) from
Lee Zheng Han
, Feb 24 2020
a(15) and a(16) from
Lee Zheng Han
, Jul 11 2023
STATUS
approved
