Cremona's table of elliptic curves

Curve 12920d1

12920 = 23 · 5 · 17 · 19



Data for elliptic curve 12920d1

Field Data Notes
Atkin-Lehner 2+ 5- 17+ 19- Signs for the Atkin-Lehner involutions
Class 12920d Isogeny class
Conductor 12920 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 3072 Modular degree for the optimal curve
Δ 39276800 = 28 · 52 · 17 · 192 Discriminant
Eigenvalues 2+  0 5-  2  6 -2 17+ 19- Hecke eigenvalues for primes up to 20
Equation [0,0,0,-167,-774] [a1,a2,a3,a4,a6]
Generators [27:120:1] Generators of the group modulo torsion
j 2012024016/153425 j-invariant
L 5.4418071637494 L(r)(E,1)/r!
Ω 1.334476626035 Real period
R 2.038929366608 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 25840d1 103360a1 116280br1 64600y1 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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