A052417 Number of n-crossing hyperbolic knots having symmetry group D3.

0, 0, 0, 1, 0, 0, 0, 0, 3, 1, 2, 6, 1, 4, 50, 15

Offset

1,9

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, Knot Symmetry

Crossrefs

Cf. A052415, ..., A052426.

Sequence in context: A300908 A080818 A334354 * A130509 A171072 A102035

Adjacent sequences: A052414 A052415 A052416 * A052418 A052419 A052420

Keyword

nonn,hard

Author

Eric W. Weisstein

Status

approved