Cremona's table of elliptic curves

Class 21021m

21021 = 3 · 72 · 11 · 13



Data for isogeny class 21021m

Field Data Notes
Atkin-Lehner 3- 7- 11+ 13- Signs for the Atkin-Lehner involutions
Conductor 21021 Conductor
Count 1 Number of curves in isogeny class
Curves 21021m1 Curves in isogeny class
deg 32256 Modular degree for the optimal curve
Eigenvalues -2 3- -3 7- 11+ 13- -2 -5 Hecke eigenvalues for primes less than 20
L 4.1447843655483 L(r)(E,1)/r!
r 2 Rank of the group of rational points
Twists 63063bg 21021d Quadratic twists by: -3 -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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