Cremona's table of elliptic curves

13420 = 2² · 5 · 11 · 61

Field	Data	Notes
Atkin-Lehner	2- 5- 11+ 61-	Signs for the Atkin-Lehner involutions
Class	13420h	Isogeny class
Conductor	13420	Conductor
∏ cp	20	Product of Tamagawa factors cp
deg	77760	Modular degree for the optimal curve
Δ	-92905593110000 = -1 · 24 · 54 · 11 · 615	Discriminant
Eigenvalues	2-  3 5-  1 11+  6  5  6	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,8183,-365899]	[a1,a2,a3,a4,a6]
j	3787401815334144/5806599569375	j-invariant
L	6.365288607215	L(r)(E,1)/r!
Ω	0.31826443036075	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	53680bh1 120780p1 67100e1	Quadratic twists by: -4 -3 5

Hecke Eigenvalues for elliptic curve 13420h1

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
-	3	-	1	+	6	5	6	4	-6	-2	2	6	8	-9	-6	-2	-	-10	-2	-6	-17	0	6	9

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Quadratic twists for elliptic curve 13420h1

-4	-3	5
53680bh1	120780p1	67100e1

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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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