Cremona's table of elliptic curves

Curve 127680dc1

127680 = 26 · 3 · 5 · 7 · 19



Data for elliptic curve 127680dc1

Field Data Notes
Atkin-Lehner 2+ 3- 5- 7- 19+ Signs for the Atkin-Lehner involutions
Class 127680dc Isogeny class
Conductor 127680 Conductor
∏ cp 154 Product of Tamagawa factors cp
deg 13483008 Modular degree for the optimal curve
Δ -2.5297949005185E+23 Discriminant
Eigenvalues 2+ 3- 5- 7-  5  1  0 19+ Hecke eigenvalues for primes up to 20
Equation [0,1,0,-14361985,-32012200225] [a1,a2,a3,a4,a6]
j -1249761744922780803169/965040168960000000 j-invariant
L 5.7788990721107 L(r)(E,1)/r!
Ω 0.037525324204174 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 127680em1 3990r1 Quadratic twists by: -4 8


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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