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A048952 Prime 2-component links with n crossings. 3
0, 1, 0, 1, 1, 3, 8, 16, 61, 185, 638 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,6

REFERENCES

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.

LINKS

Table of n, a(n) for n=1..11.

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]

R. G. Scharein, Number of Prime Links.

Eric Weisstein's World of Mathematics, Prime Link

CROSSREFS

Cf. A048953.

Sequence in context: A201250 A196373 A027291 * A079666 A193684 A308850

Adjacent sequences:  A048949 A048950 A048951 * A048953 A048954 A048955

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein

EXTENSIONS

More terms from Steven Finch, Aug 02 2003

STATUS

approved

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Last modified October 21 11:05 EDT 2019. Contains 328294 sequences. (Running on oeis4.)