Cremona's table of elliptic curves

Curve 86688be1

86688 = 25 · 32 · 7 · 43



Data for elliptic curve 86688be1

Field Data Notes
Atkin-Lehner 2- 3+ 7- 43+ Signs for the Atkin-Lehner involutions
Class 86688be Isogeny class
Conductor 86688 Conductor
∏ cp 12 Product of Tamagawa factors cp
deg 69120 Modular degree for the optimal curve
Δ 148635938304 = 29 · 39 · 73 · 43 Discriminant
Eigenvalues 2- 3+  1 7-  2 -5  5 -1 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-2187,-34722] [a1,a2,a3,a4,a6]
Generators [69:378:1] Generators of the group modulo torsion
j 114791256/14749 j-invariant
L 7.7620732033652 L(r)(E,1)/r!
Ω 0.7040390289779 Real period
R 0.91875507884278 Regulator
r 1 Rank of the group of rational points
S 1.0000000000569 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 86688b1 86688f1 Quadratic twists by: -4 -3


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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