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A067637 Row 2 of table in A067640. 0
8, 174, 2992, 47820, 742296, 11376554, 173401952 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..6.

J. L. Jacobsen and P. Zinn-Justin, A Transfer Matrix approach to the Enumeration of Knots

CROSSREFS

Sequence in context: A263461 A215124 A138783 * A024109 A027464 A220966

Adjacent sequences:  A067634 A067635 A067636 * A067638 A067639 A067640

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Feb 05 2002

STATUS

approved

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Last modified July 29 04:36 EDT 2021. Contains 346340 sequences. (Running on oeis4.)