Cremona's table of elliptic curves

Curve 25585a1

25585 = 5 · 7 · 17 · 43



Data for elliptic curve 25585a1

Field Data Notes
Atkin-Lehner 5- 7- 17- 43- Signs for the Atkin-Lehner involutions
Class 25585a Isogeny class
Conductor 25585 Conductor
∏ cp 18 Product of Tamagawa factors cp
deg 24768 Modular degree for the optimal curve
Δ -7948619875 = -1 · 53 · 7 · 173 · 432 Discriminant
Eigenvalues  0 -2 5- 7-  0  5 17-  8 Hecke eigenvalues for primes up to 20
Equation [0,1,1,-5815,168806] [a1,a2,a3,a4,a6]
Generators [34:107:1] Generators of the group modulo torsion
j -21749413611667456/7948619875 j-invariant
L 3.7395272345714 L(r)(E,1)/r!
Ω 1.2896866014176 Real period
R 1.4497813772977 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 3 Number of elements in the torsion subgroup
Twists 127925a1 Quadratic twists by: 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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