Cremona's table of elliptic curves

Curve 85680fi1

85680 = 24 · 32 · 5 · 7 · 17



Data for elliptic curve 85680fi1

Field Data Notes
Atkin-Lehner 2- 3- 5- 7+ 17- Signs for the Atkin-Lehner involutions
Class 85680fi Isogeny class
Conductor 85680 Conductor
∏ cp 64 Product of Tamagawa factors cp
deg 131072 Modular degree for the optimal curve
Δ -1998743040000 = -1 · 212 · 38 · 54 · 7 · 17 Discriminant
Eigenvalues 2- 3- 5- 7+  0 -6 17- -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,2013,58466] [a1,a2,a3,a4,a6]
Generators [7:-270:1] Generators of the group modulo torsion
j 302111711/669375 j-invariant
L 5.8771307760054 L(r)(E,1)/r!
Ω 0.57570816318665 Real period
R 0.63803276872215 Regulator
r 1 Rank of the group of rational points
S 1.0000000004531 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 5355q1 28560cf1 Quadratic twists by: -4 -3


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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