Cremona's table of elliptic curves

Class 91728ba

91728 = 24 · 32 · 72 · 13



Data for isogeny class 91728ba

Field Data Notes
Atkin-Lehner 2+ 3- 7- 13+ Signs for the Atkin-Lehner involutions
Conductor 91728 Conductor
Count 6 Number of curves in isogeny class
Curves 91728ba1 91728ba2 91728ba3 91728ba4 91728ba5 91728ba6 Curves in isogeny class
deg 393216 Modular degree for the optimal curve
Eigenvalues 2+ 3- -2 7- -4 13+  2 -4 Hecke eigenvalues for primes less than 20
L 4.2087170661331 L(r)(E,1)/r!
r 1 Rank of the group of rational points
Twists 45864n 30576v 13104v Quadratic twists by: -4 -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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