A086771
Prime links (not necessarily connected knots) with n crossings.
Original entry on oeis.org
0, 1, 1, 2, 3, 9, 16, 50, 132, 452, 1559
Offset: 1
- D. J. A. Welsh, On the number of knots and links, Sets, Graphs and Numbers (Budapest, 1991) 713-718, Colloq. Math. Soc. Janos Bolyai, 60, North-Holland, Amsterdam, 1992.
- D. Bar-Natan, The Hoste-Thistlethwaite Link Table.
- S. R. Finch, Knots, links and tangles
- S. R. Finch, Knots, links and tangles, Aug 08 2003. [Cached copy, with permission of the author]
- Steven R. Finch, Mathematical Constants II, Encyclopedia of Mathematics and Its Applications, Cambridge University Press, Cambridge, 2018, p. 627.
- R. G. Scharein, Number of Prime Links.
- Eric Weisstein's World of Mathematics, Prime Link
A048953
Prime 3-component links with n crossings.
Original entry on oeis.org
0, 0, 0, 0, 0, 3, 1, 10, 21, 74, 329, 1095, 5731
Offset: 1
- D. Rolfsen, Knots and Links. Wilmington, DE: Publish or Perish Press, 1976.
- D. J. A. Welsh, On the number of knots and links, Sets, Graphs and Numbers (Budapest, 1991) 713-718, Colloq. Math. Soc. Janos Bolyai, 60, North-Holland, Amsterdam, 1992.
- D. Bar-Natan, The Hoste-Thistlethwaite Link Table.
- Dylan Joshua Faullin, The Classification of Links of Up To And Including Thirteen Crossings, Master's Thesis, University of Tennessee, 2005.
- S. R. Finch, Knots, links and tangles [dead link]
- S. R. Finch, Knots, links and tangles, Aug 08 2003. [Cached copy, with permission of the author]
- R. G. Scharein, Number of Prime Links
- Eric Weisstein's World of Mathematics, Prime Link
A087071
Number of distinct prime 4-component links with crossing number n.
Original entry on oeis.org
0, 0, 0, 0, 0, 0, 0, 3, 1, 25, 39, 307, 1161
Offset: 1
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