Cremona's table of elliptic curves

Curve 2205g2

2205 = 32 · 5 · 72



Data for elliptic curve 2205g2

Field Data Notes
Atkin-Lehner 3- 5+ 7- Signs for the Atkin-Lehner involutions
Class 2205g Isogeny class
Conductor 2205 Conductor
∏ cp 4 Product of Tamagawa factors cp
Δ -3677222437875 = -1 · 36 · 53 · 79 Discriminant
Eigenvalues  0 3- 5+ 7-  3 -5  3 -2 Hecke eigenvalues for primes up to 20
Equation [0,0,1,3822,-15521] [a1,a2,a3,a4,a6]
Generators [77:857:1] Generators of the group modulo torsion
j 71991296/42875 j-invariant
L 2.4892790922785 L(r)(E,1)/r!
Ω 0.46016342288156 Real period
R 1.3523886126642 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 35280ek2 245c2 11025v2 315a2 Quadratic twists by: -4 -3 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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