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A052400 Number of fully amphichiral and invertible knots with n crossings. 2
0, 0, 0, 1, 0, 1, 0, 4, 0, 7, 0, 17, 0, 41, 0, 113 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,8

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, Amphichiral Knot.

Eric Weisstein's World of Mathematics, Knot.

CROSSREFS

Sequence in context: A222832 A223052 A027857 * A199071 A157698 A251967

Adjacent sequences:  A052397 A052398 A052399 * A052401 A052402 A052403

KEYWORD

nonn,nice

AUTHOR

Eric W. Weisstein

STATUS

approved

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Last modified December 20 02:13 EST 2014. Contains 252240 sequences.