Cremona's table of elliptic curves

Class 21413c

21413 = 72 · 19 · 23



Data for isogeny class 21413c

Field Data Notes
Atkin-Lehner 7- 19+ 23- Signs for the Atkin-Lehner involutions
Conductor 21413 Conductor
Count 4 Number of curves in isogeny class
Curves 21413c1 21413c2 21413c3 21413c4 Curves in isogeny class
deg 33792 Modular degree for the optimal curve
Eigenvalues -1  0 -2 7-  4  2  2 19+ Hecke eigenvalues for primes less than 20
L 2.6449054920432 L(r)(E,1)/r!
r 1 Rank of the group of rational points
Twists 3059a Quadratic twists by: -7


Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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