Cremona's table of elliptic curves

20832 = 2⁵ · 3 · 7 · 31

Field	Data	Notes
Atkin-Lehner	2- 3- 7- 31-	Signs for the Atkin-Lehner involutions
Class	20832bg	Isogeny class
Conductor	20832	Conductor
∏ cp	80	Product of Tamagawa factors cp
Δ	572188905566208 = 212 · 32 · 75 · 314	Discriminant
Eigenvalues	2- 3-  0 7-  6 -6  0 -4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-85793,9574959]	[a1,a2,a3,a4,a6]
Generators	[33:2604:1]	Generators of the group modulo torsion
j	17050000247272000/139694557023	j-invariant
L	6.6654341728774	L(r)(E,1)/r!
Ω	0.51997468810427	Real period
R	0.64093833078474	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	20832a2 41664ba1 62496r2	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 20832bg2

a2	a3	a5	a7	a11	a13	a17	a19	a23	a29	a31	a37	a41	a43	a47	a53	a59	a61	a67	a71	a73	a79	a83	a89	a97
-	-	0	-	6	-6	0	-4	-6	6	-	2	0	-4	4	2	0	-2	-12	10	-14	-8	4	12	14

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Quadratic twists for elliptic curve 20832bg2

-4	8	-3
20832a2	41664ba1	62496r2

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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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