Cremona's table of elliptic curves

Curve 28158b4

28158 = 2 · 3 · 13 · 192



Data for elliptic curve 28158b4

Field Data Notes
Atkin-Lehner 2+ 3+ 13+ 19- Signs for the Atkin-Lehner involutions
Class 28158b Isogeny class
Conductor 28158 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 1219856035752432 = 24 · 38 · 13 · 197 Discriminant
Eigenvalues 2+ 3+ -2  0  4 13+  2 19- Hecke eigenvalues for primes up to 20
Equation [1,1,0,-7609526,-8082671964] [a1,a2,a3,a4,a6]
j 1035797864656694257/25929072 j-invariant
L 0.36359687162559 L(r)(E,1)/r!
Ω 0.090899217906452 Real period
R 1 Regulator
r 0 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 84474ca4 1482j4 Quadratic twists by: -3 -19


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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