Cremona's table of elliptic curves

Curve 42050ba1

42050 = 2 · 52 · 292



Data for elliptic curve 42050ba1

Field Data Notes
Atkin-Lehner 2- 5+ 29- Signs for the Atkin-Lehner involutions
Class 42050ba Isogeny class
Conductor 42050 Conductor
∏ cp 32 Product of Tamagawa factors cp
deg 1091328 Modular degree for the optimal curve
Δ 1.8133932469836E+19 Discriminant
Eigenvalues 2-  0 5+ -4 -2 -2  6 -2 Hecke eigenvalues for primes up to 20
Equation [1,-1,1,-876480,240584147] [a1,a2,a3,a4,a6]
Generators [229:7085:1] Generators of the group modulo torsion
j 328509/80 j-invariant
L 6.5718206658013 L(r)(E,1)/r!
Ω 0.20476778951607 Real period
R 4.011751971176 Regulator
r 1 Rank of the group of rational points
S 1.0000000000009 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 8410f1 42050k1 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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