Cremona's table of elliptic curves

Curve 28175d1

28175 = 52 · 72 · 23



Data for elliptic curve 28175d1

Field Data Notes
Atkin-Lehner 5+ 7- 23+ Signs for the Atkin-Lehner involutions
Class 28175d Isogeny class
Conductor 28175 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 414720 Modular degree for the optimal curve
Δ -4411169428315234375 = -1 · 58 · 79 · 234 Discriminant
Eigenvalues  1  0 5+ 7- -4 -2  6 -4 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,2833,-101050384] [a1,a2,a3,a4,a6]
j 1367631/2399636575 j-invariant
L 0.22536515468412 L(r)(E,1)/r!
Ω 0.11268257734122 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 5635k1 4025c1 Quadratic twists by: 5 -7


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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