Cremona's table of elliptic curves

Curve 20700j2

20700 = 22 · 32 · 52 · 23



Data for elliptic curve 20700j2

Field Data Notes
Atkin-Lehner 2- 3- 5+ 23+ Signs for the Atkin-Lehner involutions
Class 20700j Isogeny class
Conductor 20700 Conductor
∏ cp 2 Product of Tamagawa factors cp
Δ -2217435750000 = -1 · 24 · 36 · 56 · 233 Discriminant
Eigenvalues 2- 3- 5+ -2  0  1 -6  2 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-4125,124625] [a1,a2,a3,a4,a6]
Generators [-40:475:1] Generators of the group modulo torsion
j -42592000/12167 j-invariant
L 4.6006706903593 L(r)(E,1)/r!
Ω 0.77945006984277 Real period
R 2.9512286087083 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 82800ed2 2300e2 828d2 Quadratic twists by: -4 -3 5


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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