Cremona's table of elliptic curves

Curve 78400ll1

78400 = 26 · 52 · 72



Data for elliptic curve 78400ll1

Field Data Notes
Atkin-Lehner 2- 5- 7- Signs for the Atkin-Lehner involutions
Class 78400ll Isogeny class
Conductor 78400 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 903168 Modular degree for the optimal curve
Δ -322828856000 = -1 · 26 · 53 · 79 Discriminant
Eigenvalues 2- -3 5- 7-  3 -3 -7  6 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-538510,-152103350] [a1,a2,a3,a4,a6]
j -53497400832 j-invariant
L 1.4099090618754 L(r)(E,1)/r!
Ω 0.088119315595039 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 4 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 78400lh1 39200bi1 78400le1 78400lf1 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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