Cremona's table of elliptic curves

Curve 78400gt2

78400 = 26 · 52 · 72



Data for elliptic curve 78400gt2

Field Data Notes
Atkin-Lehner 2- 5+ 7- Signs for the Atkin-Lehner involutions
Class 78400gt Isogeny class
Conductor 78400 Conductor
∏ cp 64 Product of Tamagawa factors cp
Δ 7529536000000 = 212 · 56 · 76 Discriminant
Eigenvalues 2-  0 5+ 7-  0 -6  2  0 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-4900,0] [a1,a2,a3,a4,a6]
Generators [-20:300:1] Generators of the group modulo torsion
j 1728 j-invariant
L 5.1764528627918 L(r)(E,1)/r!
Ω 0.62679164084226 Real period
R 2.0646625307751 Regulator
r 1 Rank of the group of rational points
S 1.0000000001915 (Analytic) order of Ш
t 4 Number of elements in the torsion subgroup
Twists 78400gt2 39200f1 3136t2 1600o2 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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