Cremona's table of elliptic curves

994 = 2 · 7 · 71

Field	Data	Notes
Atkin-Lehner	2+ 7+ 71+	Signs for the Atkin-Lehner involutions
Class	994a	Isogeny class
Conductor	994	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	64	Modular degree for the optimal curve
Δ	-7952 = -1 · 24 · 7 · 71	Discriminant
Eigenvalues	2+  1  0 7+ -5  5 -2  4	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,-1,4]	[a1,a2,a3,a4,a6]
Generators	[-1:2:1]	Generators of the group modulo torsion
j	-15625/7952	j-invariant
L	2.0603062005314	L(r)(E,1)/r!
Ω	3.3666422532267	Real period
R	0.30598828826507	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	7952i1 31808a1 8946t1 24850w1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 994a1

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	+	-5	5	-2	4	-7	-5	-4	1	5	-8	8	-6	-8	13	-8	+	-4	-6	-9	0	-7

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Quadratic twists for elliptic curve 994a1

-4	8	-3	5	-7	-11	-71
7952i1	31808a1	8946t1	24850w1	6958c1	120274o1	70574i1

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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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