Cremona's table of elliptic curves

Curve 87120bk1

87120 = 24 · 32 · 5 · 112



Data for elliptic curve 87120bk1

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 11- Signs for the Atkin-Lehner involutions
Class 87120bk Isogeny class
Conductor 87120 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 81920 Modular degree for the optimal curve
Δ 103317437520 = 24 · 36 · 5 · 116 Discriminant
Eigenvalues 2+ 3- 5+ -4 11-  2  2  4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-2178,-35937] [a1,a2,a3,a4,a6]
Generators [111:1044:1] Generators of the group modulo torsion
j 55296/5 j-invariant
L 5.3771586371427 L(r)(E,1)/r!
Ω 0.70289278547432 Real period
R 3.8250205069 Regulator
r 1 Rank of the group of rational points
S 0.99999999999257 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 43560q1 9680h1 720d1 Quadratic twists by: -4 -3 -11


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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