Cremona's table of elliptic curves

Curve 42050bf1

42050 = 2 · 52 · 292



Data for elliptic curve 42050bf1

Field Data Notes
Atkin-Lehner 2- 5+ 29- Signs for the Atkin-Lehner involutions
Class 42050bf Isogeny class
Conductor 42050 Conductor
∏ cp 66 Product of Tamagawa factors cp
deg 237600 Modular degree for the optimal curve
Δ -22632992000000 = -1 · 211 · 56 · 294 Discriminant
Eigenvalues 2- -3 5+ -4 -1 -6 -2  1 Hecke eigenvalues for primes up to 20
Equation [1,-1,1,6570,100197] [a1,a2,a3,a4,a6]
Generators [109:1395:1] Generators of the group modulo torsion
j 2838375/2048 j-invariant
L 3.288032367305 L(r)(E,1)/r!
Ω 0.4304969660093 Real period
R 0.11572363144312 Regulator
r 1 Rank of the group of rational points
S 1.0000000000011 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 1682e1 42050i1 Quadratic twists by: 5 29


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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