Cremona's table of elliptic curves

Curve 78400gs2

78400 = 26 · 52 · 72



Data for elliptic curve 78400gs2

Field Data Notes
Atkin-Lehner 2- 5+ 7- Signs for the Atkin-Lehner involutions
Class 78400gs Isogeny class
Conductor 78400 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ -21952000000 = -1 · 212 · 56 · 73 Discriminant
Eigenvalues 2-  0 5+ 7-  0 -4 -8  0 Hecke eigenvalues for primes up to 20
Equation [0,0,0,700,0] [a1,a2,a3,a4,a6]
Generators [14:112:1] Generators of the group modulo torsion
j 1728 j-invariant
L 4.4270945461892 L(r)(E,1)/r!
Ω 0.72091275263357 Real period
R 1.5352393648306 Regulator
r 1 Rank of the group of rational points
S 1.0000000000866 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 78400gs2 39200bo1 3136v2 78400gr2 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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