Cremona's table of elliptic curves

Curve 28224dx1

28224 = 26 · 32 · 72



Data for elliptic curve 28224dx1

Field Data Notes
Atkin-Lehner 2- 3+ 7- Signs for the Atkin-Lehner involutions
Class 28224dx Isogeny class
Conductor 28224 Conductor
∏ cp 16 Product of Tamagawa factors cp
deg 24576 Modular degree for the optimal curve
Δ -159385218048 = -1 · 210 · 33 · 78 Discriminant
Eigenvalues 2- 3+ -2 7- -2  2  6  4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-1176,24696] [a1,a2,a3,a4,a6]
Generators [-14:196:1] Generators of the group modulo torsion
j -55296/49 j-invariant
L 4.8375451916077 L(r)(E,1)/r!
Ω 0.93566542693437 Real period
R 1.2925413968371 Regulator
r 1 Rank of the group of rational points
S 1 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 28224p1 7056g1 28224dt1 4032x1 Quadratic twists by: -4 8 -3 -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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