Cremona's table of elliptic curves

846 = 2 · 3² · 47

Field	Data	Notes
Atkin-Lehner	2+ 3- 47-	Signs for the Atkin-Lehner involutions
Class	846b	Isogeny class
Conductor	846	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	3220722 = 2 · 36 · 472	Discriminant
Eigenvalues	2+ 3-  0  0 -2 -4  2 -2	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-87,323]	[a1,a2,a3,a4,a6]
Generators	[-7:27:1]	Generators of the group modulo torsion
j	100544625/4418	j-invariant
L	1.7694946429104	L(r)(E,1)/r!
Ω	2.4931128809848	Real period
R	0.70975311884451	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	6768l2 27072w2 94a2 21150bw2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 846b2

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

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Quadratic twists for elliptic curve 846b2

-4	8	-3	5	-7	-11	-47
6768l2	27072w2	94a2	21150bw2	41454l2	102366bj2	39762c2

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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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