Cremona's table of elliptic curves

Curve 127400bu1

127400 = 23 · 52 · 72 · 13



Data for elliptic curve 127400bu1

Field Data Notes
Atkin-Lehner 2- 5+ 7- 13- Signs for the Atkin-Lehner involutions
Class 127400bu Isogeny class
Conductor 127400 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 19968 Modular degree for the optimal curve
Δ -23186800 = -1 · 24 · 52 · 73 · 132 Discriminant
Eigenvalues 2-  0 5+ 7- -1 13- -2 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-35,-245] [a1,a2,a3,a4,a6]
Generators [9:13:1] [21:91:1] Generators of the group modulo torsion
j -34560/169 j-invariant
L 11.746089822419 L(r)(E,1)/r!
Ω 0.88698533232381 Real period
R 1.6553387907735 Regulator
r 2 Rank of the group of rational points
S 1.000000000245 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 127400q1 127400be1 Quadratic twists by: 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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