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A094031 Number of n-crossing 2 component links with alternating braids of 3 strands. 3
0, 1, 0, 5, 0, 18, 0, 57, 0, 183, 0, 604, 0, 2047, 0, 7145, 0, 25471, 0, 92193 (list; graph; refs; listen; history; text; internal format)
OFFSET

4,4

REFERENCES

K. Murasugi and B. J. Kurpita, A Study of Braids, Kluwer Academic Publishers (1999), pp. 127-166

LINKS

Table of n, a(n) for n=4..23.

T. A. Gittings, Minimum braids: a complete invariant of knots and links.

V. F. R. Jones, Hecke algebra representations of braid groups and link polynomials, Ann. of Math., 126 (1987), pp. 335-388.

CROSSREFS

Cf. A094029, A094030, A094032.

Sequence in context: A226372 A093782 A085105 * A022902 A291926 A056461

Adjacent sequences:  A094028 A094029 A094030 * A094032 A094033 A094034

KEYWORD

nonn,more

AUTHOR

Thomas A. Gittings, Apr 22 2004

STATUS

approved

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Last modified October 23 21:27 EDT 2021. Contains 348217 sequences. (Running on oeis4.)