Cremona's table of elliptic curves

2838 = 2 · 3 · 11 · 43

Field	Data	Notes
Atkin-Lehner	2+ 3+ 11- 43-	Signs for the Atkin-Lehner involutions
Class	2838a	Isogeny class
Conductor	2838	Conductor
∏ cp	6	Product of Tamagawa factors cp
deg	336	Modular degree for the optimal curve
Δ	-686796 = -1 · 22 · 3 · 113 · 43	Discriminant
Eigenvalues	2+ 3+  1 -1 11- -4  3  4	Hecke eigenvalues for primes up to 20
Equation	[1,1,0,-27,57]	[a1,a2,a3,a4,a6]
Generators	[-4:13:1]	Generators of the group modulo torsion
j	-2305199161/686796	j-invariant
L	2.1851738969739	L(r)(E,1)/r!
Ω	2.7142501419943	Real period
R	0.13417910304614	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	22704be1 90816bb1 8514i1 70950bw1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2838a1

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	-1	-	-4	3	4	-6	-2	7	-2	1	-	-6	8	-2	-3	1	-3	1	-4	-11	-11	-5

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Quadratic twists for elliptic curve 2838a1

-4	8	-3	5	-11	-43
22704be1	90816bb1	8514i1	70950bw1	31218k1	122034i1

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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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