Cremona's table of elliptic curves

Curve 42050b1

42050 = 2 · 52 · 292



Data for elliptic curve 42050b1

Field Data Notes
Atkin-Lehner 2+ 5+ 29+ Signs for the Atkin-Lehner involutions
Class 42050b Isogeny class
Conductor 42050 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 224640 Modular degree for the optimal curve
Δ 1682000000000000 = 213 · 512 · 292 Discriminant
Eigenvalues 2+  0 5+ -1 -2  0 -1  8 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,-59042,5172116] [a1,a2,a3,a4,a6]
Generators [-11:2418:1] Generators of the group modulo torsion
j 1732187934441/128000000 j-invariant
L 3.618214419881 L(r)(E,1)/r!
Ω 0.4630392686529 Real period
R 3.9070276160377 Regulator
r 1 Rank of the group of rational points
S 1.0000000000021 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 8410l1 42050y1 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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