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A067639 Row 4 of table in A067640. 1
260, 13300, 433620, 11515714, 271846056, 5947557516, 123429078160 (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: A264254 A254647 A168187 * A264162 A003734 A216940

Adjacent sequences:  A067636 A067637 A067638 * A067640 A067641 A067642

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Feb 05 2002

STATUS

approved

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Last modified May 7 14:09 EDT 2021. Contains 343650 sequences. (Running on oeis4.)