Cremona's table of elliptic curves

Curve 28480br1

28480 = 26 · 5 · 89



Data for elliptic curve 28480br1

Field Data Notes
Atkin-Lehner 2- 5- 89- Signs for the Atkin-Lehner involutions
Class 28480br Isogeny class
Conductor 28480 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 39936 Modular degree for the optimal curve
Δ 40555520 = 210 · 5 · 892 Discriminant
Eigenvalues 2-  2 5-  2  0  6  2  0 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-52805,4688117] [a1,a2,a3,a4,a6]
j 15902196690141184/39605 j-invariant
L 5.3570127155456 L(r)(E,1)/r!
Ω 1.3392531788867 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 4 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 28480w1 7120k1 Quadratic twists by: -4 8


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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