A051768 Number of amphichiral (-) noninvertible prime knots with n crossings.

0, 0, 0, 0, 0, 0, 0, 1, 0, 6, 0, 40, 0, 227, 1, 1361

Offset

1,10

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: A186977 A167316 A270607 * A262888 A262894 A262890

Adjacent sequences: A051765 A051766 A051767 * A051769 A051770 A051771

Keyword

nonn,nice

Author

Eric W. Weisstein

Status

approved