Cremona's table of elliptic curves

Curve 40120b1

40120 = 23 · 5 · 17 · 59



Data for elliptic curve 40120b1

Field Data Notes
Atkin-Lehner 2+ 5- 17+ 59+ Signs for the Atkin-Lehner involutions
Class 40120b Isogeny class
Conductor 40120 Conductor
∏ cp 8 Product of Tamagawa factors cp
deg 13824 Modular degree for the optimal curve
Δ 378732800 = 28 · 52 · 17 · 592 Discriminant
Eigenvalues 2+ -2 5- -2 -4 -2 17+ -4 Hecke eigenvalues for primes up to 20
Equation [0,1,0,-220,768] [a1,a2,a3,a4,a6]
Generators [-13:40:1] [-4:40:1] Generators of the group modulo torsion
j 4620876496/1479425 j-invariant
L 6.3336915499643 L(r)(E,1)/r!
Ω 1.5643362953723 Real period
R 2.0244021597854 Regulator
r 2 Rank of the group of rational points
S 0.99999999999991 (Analytic) order of Ш
t 2 Number of elements in the torsion subgroup
Twists 80240d1 Quadratic twists by: -4


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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