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A116584 Number of prime knots with <= n crossings. +0
1
0, 0, 1, 2, 4, 7, 14, 35, 84, 249, 801, 2977, 12965, 59937, 313230, 1701935 (list; graph; listen)
OFFSET

1,4

LINKS

M. B. Thistlethwaite, Numbers of knots and links with up to 19 crossings. "These numbers have not been thoroughly checked."

CROSSREFS

Partial sums of A002863.

Cf. A002863, A002864, A086825.

Sequence in context: A013326 A074663 A113122 this_sequence A019998 A002956 A027167

Adjacent sequences: A116581 A116582 A116583 this_sequence A116585 A116586 A116587

KEYWORD

hard,nonn

AUTHOR

Jonathan Vos Post (jvospost3(AT)gmail.com), May 09 2006

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


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