Cremona's table of elliptic curves

Curve 19600cl2

19600 = 24 · 52 · 72



Data for elliptic curve 19600cl2

Field Data Notes
Atkin-Lehner 2- 5+ 7- Signs for the Atkin-Lehner involutions
Class 19600cl Isogeny class
Conductor 19600 Conductor
∏ cp 8 Product of Tamagawa factors cp
Δ -25088000000000 = -1 · 218 · 59 · 72 Discriminant
Eigenvalues 2- -1 5+ 7-  6 -4  0  2 Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-13008,-615488] [a1,a2,a3,a4,a6]
Generators [282:4250:1] Generators of the group modulo torsion
j -77626969/8000 j-invariant
L 4.1676639162892 L(r)(E,1)/r!
Ω 0.22222274025606 Real period
R 2.3443054879796 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 2450w2 78400hr2 3920bd2 19600bt2 Quadratic twists by: -4 8 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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