Cremona's table of elliptic curves

2340 = 2² · 3² · 5 · 13

Field	Data	Notes
Atkin-Lehner	2- 3+ 5- 13-	Signs for the Atkin-Lehner involutions
Class	2340d	Isogeny class
Conductor	2340	Conductor
∏ cp	8	Product of Tamagawa factors cp
Δ	40940640000 = 28 · 39 · 54 · 13	Discriminant
Eigenvalues	2- 3+ 5-  0  6 13- -4  4	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-1647,23814]	[a1,a2,a3,a4,a6]
j	98055792/8125	j-invariant
L	2.2381405042794	L(r)(E,1)/r!
Ω	1.1190702521397	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	9360bf2 37440b2 2340b2 11700a2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2340d2

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

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Quadratic twists for elliptic curve 2340d2

-4	8	-3	5	-7	13
9360bf2	37440b2	2340b2	11700a2	114660e2	30420a2

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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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