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Search: id:A052412
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| A052412 |
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Number of n-crossing knots having symmetry group Z2. |
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+0
2
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| 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 14, 57, 210, 712, 2268, 7011
(list; graph; listen)
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OFFSET
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1,10
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REFERENCES
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Hoste, J.; Thistlethwaite, M.; and Weeks, J. "The First 1,701,936 Knots." Math. Intell., 20, 33-48, Fall 1998.
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LINKS
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Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.
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CROSSREFS
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Cf. A052411, A052412, A052413, A052414.
Sequence in context: A037786 A037667 A111468 this_sequence A037793 A037093 A135926
Adjacent sequences: A052409 A052410 A052411 this_sequence A052413 A052414 A052415
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KEYWORD
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nonn,hard
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AUTHOR
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Eric Weisstein (eric(AT)weisstein.com)
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