Cremona's table of elliptic curves

722 = 2 · 19²

Field	Data	Notes
Atkin-Lehner	2+ 19+	Signs for the Atkin-Lehner involutions
Class	722a	Isogeny class
Conductor	722	Conductor
∏ cp	3	Product of Tamagawa factors cp
deg	684	Modular degree for the optimal curve
Δ	-135868504328 = -1 · 23 · 198	Discriminant
Eigenvalues	2+  1  0 -4  3  2 -6 19+	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,714,-16080]	[a1,a2,a3,a4,a6]
Generators	[356772:4423160:2197]	Generators of the group modulo torsion
j	2375/8	j-invariant
L	1.81917063743	L(r)(E,1)/r!
Ω	0.52895036531415	Real period
R	10.317625755015	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	3	Number of elements in the torsion subgroup
Twists	5776i1 23104c1 6498s1 18050p1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 722a1

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
+	1	0	-4	3	2	-6	+	-6	0	2	-10	9	-4	0	6	-9	-4	-7	-6	-1	-4	3	6	17

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Quadratic twists for elliptic curve 722a1

-4	8	-3	5	-7	-11	13	-19
5776i1	23104c1	6498s1	18050p1	35378c1	87362x1	122018v1	722f1

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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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