Cremona's table of elliptic curves

Curve 78400gz1

78400 = 26 · 52 · 72



Data for elliptic curve 78400gz1

Field Data Notes
Atkin-Lehner 2- 5+ 7- Signs for the Atkin-Lehner involutions
Class 78400gz Isogeny class
Conductor 78400 Conductor
∏ cp 32 Product of Tamagawa factors cp
deg 196608 Modular degree for the optimal curve
Δ -210827008000000 = -1 · 214 · 56 · 77 Discriminant
Eigenvalues 2-  0 5+ 7- -4 -2 -6 -8 Hecke eigenvalues for primes up to 20
Equation [0,0,0,4900,686000] [a1,a2,a3,a4,a6]
Generators [-14:784:1] Generators of the group modulo torsion
j 432/7 j-invariant
L 3.7304208756721 L(r)(E,1)/r!
Ω 0.41811406614523 Real period
R 1.1152521461196 Regulator
r 1 Rank of the group of rational points
S 0.9999999997164 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 78400u1 19600h1 3136s1 11200bv1 Quadratic twists by: -4 8 5 -7


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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