Cremona's table of elliptic curves

Curve 42480i2

42480 = 24 · 32 · 5 · 59



Data for elliptic curve 42480i2

Field Data Notes
Atkin-Lehner 2+ 3- 5+ 59- Signs for the Atkin-Lehner involutions
Class 42480i Isogeny class
Conductor 42480 Conductor
∏ cp 16 Product of Tamagawa factors cp
Δ -8709727500000000 = -1 · 28 · 310 · 510 · 59 Discriminant
Eigenvalues 2+ 3- 5+  4  0 -4  2 -4 Hecke eigenvalues for primes up to 20
Equation [0,0,0,-81543,10024342] [a1,a2,a3,a4,a6]
Generators [29:2772:1] Generators of the group modulo torsion
j -321304105131856/46669921875 j-invariant
L 6.159179692371 L(r)(E,1)/r!
Ω 0.39861429677902 Real period
R 3.8628692837523 Regulator
r 1 Rank of the group of rational points
S 1.0000000000003 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 21240i2 14160i2 Quadratic twists by: -4 -3


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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