Cremona's table of elliptic curves

2170 = 2 · 5 · 7 · 31

Field	Data	Notes
Atkin-Lehner	2+ 5+ 7+ 31+	Signs for the Atkin-Lehner involutions
Class	2170a	Isogeny class
Conductor	2170	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	8408750 = 2 · 54 · 7 · 312	Discriminant
Eigenvalues	2+ -2 5+ 7+  0  6 -4 -8	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,-59,96]	[a1,a2,a3,a4,a6]
Generators	[-6:18:1]	Generators of the group modulo torsion
j	22164361129/8408750	j-invariant
L	1.4792637956965	L(r)(E,1)/r!
Ω	2.1217328590685	Real period
R	0.69719606281912	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	17360y2 69440bd2 19530bz2 10850y2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2170a2

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	+	+	0	6	-4	-8	6	0	+	4	2	8	0	0	-8	2	-4	-8	8	6	-2	12	2

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Quadratic twists for elliptic curve 2170a2

-4	8	-3	5	-7	-31
17360y2	69440bd2	19530bz2	10850y2	15190q2	67270c2

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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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