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A052416
Number of n-crossing hyperbolic knots having symmetry group D2.
0
0, 0, 0, 0, 1, 2, 4, 12, 23, 62, 134, 309, 647, 1463, 3065, 6791
OFFSET
1,6
REFERENCES
Hoste, J.; Thistlethwaite, M.; and Weeks, J. "The First 1,701,936 Knots." Math. Intell., 20, 33-48, Fall 1998.
LINKS
Eric Weisstein's World of Mathematics, Knot Symmetry.
CROSSREFS
Cf. A052415, ..., A052426.
Sequence in context: A291404 A295954 A364753 * A059322 A163908 A332666
KEYWORD
nonn,hard
STATUS
approved