Cremona's table of elliptic curves

Curve 84042f1

84042 = 2 · 32 · 7 · 23 · 29



Data for elliptic curve 84042f1

Field Data Notes
Atkin-Lehner 2+ 3+ 7- 23- 29+ Signs for the Atkin-Lehner involutions
Class 84042f Isogeny class
Conductor 84042 Conductor
∏ cp 72 Product of Tamagawa factors cp
deg 428544 Modular degree for the optimal curve
Δ -71732089912896 = -1 · 26 · 33 · 76 · 233 · 29 Discriminant
Eigenvalues 2+ 3+ -3 7-  3 -1 -6  8 Hecke eigenvalues for primes up to 20
Equation [1,-1,0,-26286,1696788] [a1,a2,a3,a4,a6]
Generators [84:-318:1] Generators of the group modulo torsion
j -74394829397764539/2656744070848 j-invariant
L 3.9921313410523 L(r)(E,1)/r!
Ω 0.61133591767272 Real period
R 0.81627204311765 Regulator
r 1 Rank of the group of rational points
S 0.99999999815963 (Analytic) order of Ш
t 3 Number of elements in the torsion subgroup
Twists 84042be2 Quadratic twists by: -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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