Cremona's table of elliptic curves

690 = 2 · 3 · 5 · 23

Field	Data	Notes
Atkin-Lehner	2- 3+ 5+ 23+	Signs for the Atkin-Lehner involutions
Class	690g	Isogeny class
Conductor	690	Conductor
∏ cp	56	Product of Tamagawa factors cp
Δ	72534787200 = 27 · 34 · 52 · 234	Discriminant
Eigenvalues	2- 3+ 5+  0  0  6  2  0	Hecke eigenvalues for primes up to 20
Equation	[1,1,1,-1382411,-626186311]	[a1,a2,a3,a4,a6]
j	292169767125103365085489/72534787200	j-invariant
L	1.9492533689955	L(r)(E,1)/r!
Ω	0.13923238349968	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	5520ba4 22080bi4 2070i4 3450j3	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 690g3

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	6	2	0	+	6	8	10	-6	-8	8	-6	-4	-6	8	-8	10	-8	-8	-6	18

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Quadratic twists for elliptic curve 690g3

-4	8	-3	5	-7	-11	13	-23
5520ba4	22080bi4	2070i4	3450j3	33810de4	83490d4	116610i4	15870z4

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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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