A067639 Row 4 of table in A067640.

260, 13300, 433620, 11515714, 271846056, 5947557516, 123429078160

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