Cremona's table of elliptic curves

784 = 2⁴ · 7²

Field	Data	Notes
Atkin-Lehner	2- 7-	Signs for the Atkin-Lehner involutions
Class	784j	Isogeny class
Conductor	784	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	-884272562962432 = -1 · 230 · 77	Discriminant
Eigenvalues	2- -2  0 7-  0  4 -6  2	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-133688,-18913196]	[a1,a2,a3,a4,a6]
Generators	[548:8526:1]	Generators of the group modulo torsion
j	-548347731625/1835008	j-invariant
L	1.7509775464191	L(r)(E,1)/r!
Ω	0.12481281137932	Real period
R	3.5072071670146	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	98a5 3136y5 7056bp5 19600cp5	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 784j5

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

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Quadratic twists for elliptic curve 784j5

-4	8	-3	5	-7	-11
98a5	3136y5	7056bp5	19600cp5	112c5	94864cz5

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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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