Cremona's table of elliptic curves

2158 = 2 · 13 · 83

Field	Data	Notes
Atkin-Lehner	2+ 13- 83-	Signs for the Atkin-Lehner involutions
Class	2158b	Isogeny class
Conductor	2158	Conductor
∏ cp	6	Product of Tamagawa factors cp
deg	21216	Modular degree for the optimal curve
Δ	-34817842002305024 = -1 · 213 · 13 · 836	Discriminant
Eigenvalues	2+  1  3 -1 -6 13- -3  2	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,76888,-3634442]	[a1,a2,a3,a4,a6]
Generators	[318840417657958:-7687006948396986:839362385737]	Generators of the group modulo torsion
j	50269842484372470023/34817842002305024	j-invariant
L	2.8989664676448	L(r)(E,1)/r!
Ω	0.20769872891373	Real period
R	20.936332755669	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	3	Number of elements in the torsion subgroup
Twists	17264d1 69056b1 19422u1 53950r1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2158b1

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
+	1	3	-1	-6	-	-3	2	-6	0	8	-7	-6	5	-3	-6	0	-4	2	3	-16	2	-	-12	2

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Quadratic twists for elliptic curve 2158b1

-4	8	-3	5	-7	13
17264d1	69056b1	19422u1	53950r1	105742b1	28054e1

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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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