Cremona's table of elliptic curves

Curve 28556b2

28556 = 22 · 112 · 59



Data for elliptic curve 28556b2

Field Data Notes
Atkin-Lehner 2- 11- 59+ Signs for the Atkin-Lehner involutions
Class 28556b Isogeny class
Conductor 28556 Conductor
∏ cp 6 Product of Tamagawa factors cp
Δ -5821462825904 = -1 · 24 · 116 · 593 Discriminant
Eigenvalues 2-  1  3  1 11-  4  6 -5 Hecke eigenvalues for primes up to 20
Equation [0,1,0,3711,-75616] [a1,a2,a3,a4,a6]
Generators [535:12463:1] Generators of the group modulo torsion
j 199344128/205379 j-invariant
L 8.5899488663433 L(r)(E,1)/r!
Ω 0.41152123404064 Real period
R 3.4789411237262 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 1 Number of elements in the torsion subgroup
Twists 114224t2 236b2 Quadratic twists by: -4 -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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