login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual Appeal: Today, Nov 11 2014, is the 4th anniversary of the launch of the new OEIS web site. 70,000 sequences have been added in these four years, all edited by volunteers. Please make a donation (tax deductible in the US) to help keep the OEIS running.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A051766 Number of chiral noninvertible knots with n crossings. 1
0, 0, 0, 0, 0, 0, 0, 0, 2, 27, 187, 1103, 6919, 37885, 226580, 1308449 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,9

REFERENCES

Hoste, J.; Thistlethwaite, M.; and Weeks, J. "The First 1,701,936 Knots." Math. Intell., 20, 33-48, Fall 1998.

LINKS

Table of n, a(n) for n=1..16.

Eric Weisstein's World of Mathematics, Knot.

CROSSREFS

Sequence in context: A166942 A119351 A098627 * A058406 A216087 A049070

Adjacent sequences:  A051763 A051764 A051765 * A051767 A051768 A051769

KEYWORD

nonn,nice

AUTHOR

Eric W. Weisstein

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified December 22 16:00 EST 2014. Contains 252364 sequences.