Cremona's table of elliptic curves

784 = 2⁴ · 7²

Field	Data	Notes
Atkin-Lehner	2- 7-	Signs for the Atkin-Lehner involutions
Class	784i	Isogeny class
Conductor	784	Conductor
∏ cp	1	Product of Tamagawa factors cp
deg	24	Modular degree for the optimal curve
Δ	784 = 24 · 72	Discriminant
Eigenvalues	2-  1 -3 7-  3 -2 -3 -1	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-2,-1]	[a1,a2,a3,a4,a6]
Generators	[-1:1:1]	Generators of the group modulo torsion
j	1792	j-invariant
L	2.2889418178749	L(r)(E,1)/r!
Ω	4.1466198122452	Real period
R	0.55200185247646	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	196a1 3136x1 7056ca1 19600cg1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 784i1

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	-3	-	3	-2	-3	-1	-3	-6	-7	-1	-6	4	-9	3	9	1	7	0	1	13	12	-15	10

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Quadratic twists for elliptic curve 784i1

-4	8	-3	5	-7	-11
196a1	3136x1	7056ca1	19600cg1	784g1	94864ci1

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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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