Cremona's table of elliptic curves

Class 20691k

20691 = 32 · 112 · 19



Data for isogeny class 20691k

Field Data Notes
Atkin-Lehner 3- 11+ 19- Signs for the Atkin-Lehner involutions
Conductor 20691 Conductor
Count 1 Number of curves in isogeny class
Curves 20691k1 Curves in isogeny class
deg 86400 Modular degree for the optimal curve
Eigenvalues  0 3- -2  0 11+ -5  5 19- Hecke eigenvalues for primes less than 20
L 3.1022536229806 L(r)(E,1)/r!
r 1 Rank of the group of rational points
Twists 6897c 20691i Quadratic twists by: -3 -11


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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