Cremona's table of elliptic curves

Curve 28224f2

28224 = 26 · 32 · 72



Data for elliptic curve 28224f2

Field Data Notes
Atkin-Lehner 2+ 3+ 7+ Signs for the Atkin-Lehner involutions
Class 28224f Isogeny class
Conductor 28224 Conductor
∏ cp 12 Product of Tamagawa factors cp
Δ -237960855463919616 = -1 · 221 · 39 · 78 Discriminant
Eigenvalues 2+ 3+ -3 7+  3 -2  6 -2 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-2630124,-1641938256] [a1,a2,a3,a4,a6]
Generators [3012:133272:1] Generators of the group modulo torsion
j -67645179/8 j-invariant
L 4.225120804339 L(r)(E,1)/r!
Ω 0.059275117220101 Real period
R 5.939986572345 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 28224dd2 882f2 28224e1 28224r2 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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