Cremona's table of elliptic curves

Curve 22218f2

22218 = 2 · 3 · 7 · 232



Data for elliptic curve 22218f2

Field Data Notes
Atkin-Lehner 2+ 3+ 7+ 23- Signs for the Atkin-Lehner involutions
Class 22218f Isogeny class
Conductor 22218 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ 3384444161874258 = 2 · 32 · 74 · 238 Discriminant
Eigenvalues 2+ 3+  4 7+ -2  2 -2  2 Hecke eigenvalues for primes up to 20
Equation [1,1,0,-38363,712275] [a1,a2,a3,a4,a6]
j 42180533641/22862322 j-invariant
L 1.5566082772403 L(r)(E,1)/r!
Ω 0.38915206931005 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 66654bu2 966d2 Quadratic twists by: -3 -23


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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