Cremona's table of elliptic curves

Curve 127680l1

127680 = 26 · 3 · 5 · 7 · 19



Data for elliptic curve 127680l1

Field Data Notes
Atkin-Lehner 2+ 3+ 5+ 7+ 19- Signs for the Atkin-Lehner involutions
Class 127680l Isogeny class
Conductor 127680 Conductor
∏ cp 16 Product of Tamagawa factors cp
deg 172032 Modular degree for the optimal curve
Δ 73216819200 = 220 · 3 · 52 · 72 · 19 Discriminant
Eigenvalues 2+ 3+ 5+ 7+ -6  6  0 19- Hecke eigenvalues for primes up to 20
Equation [0,-1,0,-1601,-20415] [a1,a2,a3,a4,a6]
Generators [-29:28:1] [-17:40:1] Generators of the group modulo torsion
j 1732323601/279300 j-invariant
L 9.4876088385205 L(r)(E,1)/r!
Ω 0.7629391951855 Real period
R 3.1089007147982 Regulator
r 2 Rank of the group of rational points
S 1.0000000001561 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 127680fl1 3990bc1 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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