Cremona's table of elliptic curves

Curve 1682a2

1682 = 2 · 292



Data for elliptic curve 1682a2

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
Δ -48802039062823316 = -1 · 22 · 2911 Discriminant
Eigenvalues 2+  1  1 -2  3 -1 -8  0 Hecke eigenvalues for primes up to 20
Equation [1,0,1,-382673,-91764536] [a1,a2,a3,a4,a6]
Generators [94445:841652:125] Generators of the group modulo torsion
j -10418796526321/82044596 j-invariant
L 2.5019223359355 L(r)(E,1)/r!
Ω 0.095930908929312 Real period
R 6.5201152680079 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 13456f2 53824d2 15138v2 42050u2 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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