Cremona's table of elliptic curves

12240 = 2⁴ · 3² · 5 · 17

Field	Data	Notes
Atkin-Lehner	2+ 3- 5- 17-	Signs for the Atkin-Lehner involutions
Class	12240u	Isogeny class
Conductor	12240	Conductor
∏ cp	32	Product of Tamagawa factors cp
Δ	935221386240 = 210 · 37 · 5 · 174	Discriminant
Eigenvalues	2+ 3- 5-  0 -4 -2 17- -4	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-3747,75026]	[a1,a2,a3,a4,a6]
j	7793764996/1252815	j-invariant
L	1.6888858908891	L(r)(E,1)/r!
Ω	0.84444294544457	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	6120l3 48960eq3 4080a3 61200bc3	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 12240u4

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

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Quadratic twists for elliptic curve 12240u4

-4	8	-3	5
6120l3	48960eq3	4080a3	61200bc3

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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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