Cremona's table of elliptic curves

Class 28440a

28440 = 23 · 32 · 5 · 79



Data for isogeny class 28440a

Field Data Notes
Atkin-Lehner 2+ 3+ 5+ 79+ Signs for the Atkin-Lehner involutions
Conductor 28440 Conductor
Count 2 Number of curves in isogeny class
Curves 28440a1 28440a2 Curves in isogeny class
deg 42240 Modular degree for the optimal curve
Eigenvalues 2+ 3+ 5+ -2  0  4  6 -8 Hecke eigenvalues for primes less than 20
L 4.6642896673483 L(r)(E,1)/r!
r 1 Rank of the group of rational points
Twists 56880b 28440h Quadratic twists by: -4 -3


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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