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A382152
Numbers k such that there is an elliptic curve defined over Q with a Q-rational cyclic isogeny of degree k.
1
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 25, 27, 37, 43, 67, 163
OFFSET
1,2
REFERENCES
J. S. Balakrishnan, B. Mazur, and N. Dogra, Ogg's torsion conjecture: fifty years later, Bull. Amer. Math. Soc., 62:2 (2025), 235-268.
CROSSREFS
Cf. A382151.
Sequence in context: A052425 A272074 A246097 * A275776 A022465 A296762
KEYWORD
nonn,fini,full
AUTHOR
N. J. A. Sloane, Mar 22 2025
STATUS
approved