Cremona's table of elliptic curves

Curve 17689d2

17689 = 72 · 192



Data for elliptic curve 17689d2

Field Data Notes
Atkin-Lehner 7- 19+ Signs for the Atkin-Lehner involutions
Class 17689d Isogeny class
Conductor 17689 Conductor
∏ cp 2 Product of Tamagawa factors cp
Δ -37963884956001571 = -1 · 76 · 199 Discriminant
Eigenvalues  0  0  1 7- -5  0  7 19+ Hecke eigenvalues for primes up to 20
Equation [0,0,1,-672182,212325489] [a1,a2,a3,a4,a6]
j -884736 j-invariant
L 0.72673353999264 L(r)(E,1)/r!
Ω 0.36336676999632 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 361a2 17689d1 Quadratic twists by: -7 -19


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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