Cremona's table of elliptic curves

13020 = 2² · 3 · 5 · 7 · 31

Field	Data	Notes
Atkin-Lehner	2- 3- 5- 7+ 31-	Signs for the Atkin-Lehner involutions
Class	13020b	Isogeny class
Conductor	13020	Conductor
∏ cp	56	Product of Tamagawa factors cp
deg	80640	Modular degree for the optimal curve
Δ	-4846369046122800 = -1 · 24 · 37 · 52 · 78 · 312	Discriminant
Eigenvalues	2- 3- 5- 7+  0  6 -8 -4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-6585,-3357900]	[a1,a2,a3,a4,a6]
Generators	[660:16740:1]	Generators of the group modulo torsion
j	-1973953954103296/302898065382675	j-invariant
L	6.0076569195816	L(r)(E,1)/r!
Ω	0.19255850099976	Real period
R	2.2285089942574	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	52080bk1 39060c1 65100m1 91140c1	Quadratic twists by: -4 -3 5 -7

Hecke Eigenvalues for elliptic curve 13020b1

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

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Quadratic twists for elliptic curve 13020b1

-4	-3	5	-7
52080bk1	39060c1	65100m1	91140c1

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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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