Cremona's table of elliptic curves

Curve 15190bi1

15190 = 2 · 5 · 72 · 31



Data for elliptic curve 15190bi1

Field Data Notes
Atkin-Lehner 2- 5- 7- 31- Signs for the Atkin-Lehner involutions
Class 15190bi Isogeny class
Conductor 15190 Conductor
∏ cp 50 Product of Tamagawa factors cp
deg 6400 Modular degree for the optimal curve
Δ 1063300000 = 25 · 55 · 73 · 31 Discriminant
Eigenvalues 2-  1 5- 7-  1 -5  0  1 Hecke eigenvalues for primes up to 20
Equation [1,0,0,-260,-400] [a1,a2,a3,a4,a6]
Generators [-10:40:1] Generators of the group modulo torsion
j 5668315687/3100000 j-invariant
L 8.7890670393346 L(r)(E,1)/r!
Ω 1.2698579074399 Real period
R 0.1384259921971 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 121520cm1 75950z1 15190y1 Quadratic twists by: -4 5 -7


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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