Cremona's table of elliptic curves

Curve 1440i1

1440 = 25 · 32 · 5



Data for elliptic curve 1440i1

Field Data Notes
Atkin-Lehner 2- 3+ 5- Signs for the Atkin-Lehner involutions
Class 1440i Isogeny class
Conductor 1440 Conductor
∏ cp 4 Product of Tamagawa factors cp
deg 64 Modular degree for the optimal curve
Δ -8640 = -1 · 26 · 33 · 5 Discriminant
Eigenvalues 2- 3+ 5- -2 -2  0 -2 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,3,4] [a1,a2,a3,a4,a6]
Generators [0:2:1] Generators of the group modulo torsion
j 1728/5 j-invariant
L 2.7501540166479 L(r)(E,1)/r!
Ω 2.9027134635883 Real period
R 0.94744247103474 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 1440b1 2880d1 1440a1 7200b1 Quadratic twists by: -4 8 -3 5


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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