Cremona's table of elliptic curves

Curve 42050f1

42050 = 2 · 52 · 292



Data for elliptic curve 42050f1

Field Data Notes
Atkin-Lehner 2+ 5+ 29+ Signs for the Atkin-Lehner involutions
Class 42050f Isogeny class
Conductor 42050 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 50400 Modular degree for the optimal curve
Δ -475858656800 = -1 · 25 · 52 · 296 Discriminant
Eigenvalues 2+  1 5+ -2  3  4 -3 -5 Hecke eigenvalues for primes up to 20
Equation [1,0,1,-2541,59208] [a1,a2,a3,a4,a6]
Generators [-426:1891:8] Generators of the group modulo torsion
j -121945/32 j-invariant
L 4.4059247003262 L(r)(E,1)/r!
Ω 0.88837692146395 Real period
R 2.4797608953352 Regulator
r 1 Rank of the group of rational points
S 0.99999999999935 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 42050bh3 50b1 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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