Cremona's table of elliptic curves

Curve 1682a1

1682 = 2 · 292



Data for elliptic curve 1682a1

Field Data Notes
Atkin-Lehner 2+ 29+ Signs for the Atkin-Lehner involutions
Class 1682a Isogeny class
Conductor 1682 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 3360 Modular degree for the optimal curve
Δ -17663873340416 = -1 · 210 · 297 Discriminant
Eigenvalues 2+  1  1 -2  3 -1 -8  0 Hecke eigenvalues for primes up to 20
Equation [1,0,1,4187,173584] [a1,a2,a3,a4,a6]
Generators [563:13174:1] Generators of the group modulo torsion
j 13651919/29696 j-invariant
L 2.5019223359355 L(r)(E,1)/r!
Ω 0.47965454464656 Real period
R 1.3040230536016 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 13456f1 53824d1 15138v1 42050u1 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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