Cremona's table of elliptic curves

Curve 91840bf1

91840 = 26 · 5 · 7 · 41



Data for elliptic curve 91840bf1

Field Data Notes
Atkin-Lehner 2- 5+ 7- 41- Signs for the Atkin-Lehner involutions
Class 91840bf Isogeny class
Conductor 91840 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 176640 Modular degree for the optimal curve
Δ -602470400000 = -1 · 214 · 55 · 7 · 412 Discriminant
Eigenvalues 2-  1 5+ 7- -3 -3  1  6 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-45941,3774995] [a1,a2,a3,a4,a6]
j -654507396653056/36771875 j-invariant
L 1.7329099049133 L(r)(E,1)/r!
Ω 0.86645496308545 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 91840e1 22960r1 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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