Cremona's table of elliptic curves

Curve 90387d1

90387 = 32 · 112 · 83



Data for elliptic curve 90387d1

Field Data Notes
Atkin-Lehner 3+ 11- 83- Signs for the Atkin-Lehner involutions
Class 90387d Isogeny class
Conductor 90387 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 120960 Modular degree for the optimal curve
Δ 2894179718529 = 39 · 116 · 83 Discriminant
Eigenvalues  1 3+ -2  0 11- -6  4 -2 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,-6738,198215] [a1,a2,a3,a4,a6]
Generators [1786:74491:1] Generators of the group modulo torsion
j 970299/83 j-invariant
L 4.5847891904215 L(r)(E,1)/r!
Ω 0.78412497332103 Real period
R 5.8470133519157 Regulator
r 1 Rank of the group of rational points
S 1.000000000402 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 90387b1 747a1 Quadratic twists by: -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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