Cremona's table of elliptic curves

Curve 10640t1

10640 = 24 · 5 · 7 · 19



Data for elliptic curve 10640t1

Field Data Notes
Atkin-Lehner 2- 5- 7+ 19+ Signs for the Atkin-Lehner involutions
Class 10640t Isogeny class
Conductor 10640 Conductor
∏ cp 3 Product of Tamagawa factors cp
deg 1728 Modular degree for the optimal curve
Δ -4256000 = -1 · 28 · 53 · 7 · 19 Discriminant
Eigenvalues 2- -1 5- 7+  6 -4  3 19+ Hecke eigenvalues for primes up to 20
Equation [0,-1,0,20,-100] [a1,a2,a3,a4,a6]
Generators [5:10:1] Generators of the group modulo torsion
j 3286064/16625 j-invariant
L 3.8902050876755 L(r)(E,1)/r!
Ω 1.237886864886 Real period
R 1.047539210576 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 2660g1 42560ce1 95760df1 53200cg1 Quadratic twists by: -4 8 -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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