Cremona's table of elliptic curves

Class 481a

481 = 13 · 37



Data for isogeny class 481a

Field Data Notes
Atkin-Lehner 13+ 37+ Signs for the Atkin-Lehner involutions
Conductor 481 Conductor
Count 2 Number of curves in isogeny class
Curves 481a1 481a2 Curves in isogeny class
deg 114 Modular degree for the optimal curve
Eigenvalues  1  0 -2  2 -2 13+ -6  0 Hecke eigenvalues for primes less than 20
L 2.1620581228487 L(r)(E,1)/r!
r 1 Rank of the group of rational points
Twists 7696c 30784i 4329a 12025e Quadratic twists by: -4 8 -3 5


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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