Cremona's table of elliptic curves

19404 = 2² · 3² · 7² · 11

Field	Data	Notes
Atkin-Lehner	2- 3- 7- 11+	Signs for the Atkin-Lehner involutions
Class	19404r	Isogeny class
Conductor	19404	Conductor
∏ cp	24	Product of Tamagawa factors cp
deg	17280	Modular degree for the optimal curve
Δ	-135853535664 = -1 · 24 · 38 · 76 · 11	Discriminant
Eigenvalues	2- 3-  2 7- 11+  2  4  6	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,1176,-8575]	[a1,a2,a3,a4,a6]
j	131072/99	j-invariant
L	3.4779512671667	L(r)(E,1)/r!
Ω	0.57965854452778	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	77616gi1 6468h1 396b1	Quadratic twists by: -4 -3 -7

Hecke Eigenvalues for elliptic curve 19404r1

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	4	6	0	8	8	10	8	-2	-8	2	12	-10	12	-8	-6	-2	16	-14	2

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Quadratic twists for elliptic curve 19404r1

-4	-3	-7
77616gi1	6468h1	396b1

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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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