Cremona's table of elliptic curves

1020 = 2² · 3 · 5 · 17

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 17-	Signs for the Atkin-Lehner involutions
Class	1020f	Isogeny class
Conductor	1020	Conductor
∏ cp	16	Product of Tamagawa factors cp
deg	6720	Modular degree for the optimal curve
Δ	914742821250000 = 24 · 316 · 57 · 17	Discriminant
Eigenvalues	2- 3- 5+  0 -2  2 17-  8	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-440521,112381580]	[a1,a2,a3,a4,a6]
j	590887175978458660864/57171426328125	j-invariant
L	1.9054174290859	L(r)(E,1)/r!
Ω	0.47635435727146	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	4080s1 16320q1 3060k1 5100a1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1020f1

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	-2	2	-	8	4	2	2	6	2	-2	6	-6	-8	10	-2	2	-2	10	-2	-2	2

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Quadratic twists for elliptic curve 1020f1

-4	8	-3	5	-7	-11	17
4080s1	16320q1	3060k1	5100a1	49980l1	123420v1	17340d1

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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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