Cremona's table of elliptic curves

Curve 28336bj1

28336 = 24 · 7 · 11 · 23



Data for elliptic curve 28336bj1

Field Data Notes
Atkin-Lehner 2- 7- 11+ 23+ Signs for the Atkin-Lehner involutions
Class 28336bj Isogeny class
Conductor 28336 Conductor
∏ cp 2 Product of Tamagawa factors cp
deg 3840 Modular degree for the optimal curve
Δ -453376 = -1 · 28 · 7 · 11 · 23 Discriminant
Eigenvalues 2- -2  1 7- 11+  6  8  2 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-5,31] [a1,a2,a3,a4,a6]
Generators [-1:6:1] Generators of the group modulo torsion
j -65536/1771 j-invariant
L 4.7364296493632 L(r)(E,1)/r!
Ω 2.4818843276248 Real period
R 0.95420032203839 Regulator
r 1 Rank of the group of rational points
S 0.99999999999999 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 7084e1 113344eg1 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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