Cremona's table of elliptic curves

17556 = 2² · 3 · 7 · 11 · 19

Field	Data	Notes
Atkin-Lehner	2- 3+ 7+ 11- 19+	Signs for the Atkin-Lehner involutions
Class	17556b	Isogeny class
Conductor	17556	Conductor
∏ cp	24	Product of Tamagawa factors cp
Δ	4732360977206016 = 28 · 36 · 72 · 11 · 196	Discriminant
Eigenvalues	2- 3+  2 7+ 11-  2  0 19+	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-58772,4392360]	[a1,a2,a3,a4,a6]
Generators	[14:1890:1]	Generators of the group modulo torsion
j	87700596256752208/18485785067211	j-invariant
L	4.7912166167211	L(r)(E,1)/r!
Ω	0.41014769895678	Real period
R	1.9469476601184	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	70224ct2 52668n2 122892bj2	Quadratic twists by: -4 -3 -7

Hecke Eigenvalues for elliptic curve 17556b2

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
-	+	2	+	-	2	0	+	-8	-4	8	-6	6	-4	10	-2	4	4	2	2	-8	-8	4	-14	-6

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Quadratic twists for elliptic curve 17556b2

-4	-3	-7
70224ct2	52668n2	122892bj2

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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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