Cremona's table of elliptic curves

Curve 28224bs1

28224 = 26 · 32 · 72



Data for elliptic curve 28224bs1

Field Data Notes
Atkin-Lehner 2+ 3- 7- Signs for the Atkin-Lehner involutions
Class 28224bs Isogeny class
Conductor 28224 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 18432 Modular degree for the optimal curve
Δ -56184274944 = -1 · 219 · 37 · 72 Discriminant
Eigenvalues 2+ 3- -1 7-  5  0 -4  8 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-588,12656] [a1,a2,a3,a4,a6]
Generators [46:288:1] Generators of the group modulo torsion
j -2401/6 j-invariant
L 5.6083434360253 L(r)(E,1)/r!
Ω 0.98723306421294 Real period
R 0.71010884351008 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 28224fo1 882d1 9408h1 28224x1 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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