Cremona's table of elliptic curves

18620 = 2² · 5 · 7² · 19

Field	Data	Notes
Atkin-Lehner	2- 5- 7- 19-	Signs for the Atkin-Lehner involutions
Class	18620q	Isogeny class
Conductor	18620	Conductor
∏ cp	120	Product of Tamagawa factors cp
deg	86400	Modular degree for the optimal curve
Δ	766606766450000 = 24 · 55 · 76 · 194	Discriminant
Eigenvalues	2- -2 5- 7-  0 -6 -2 19-	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-45145,-3458400]	[a1,a2,a3,a4,a6]
Generators	[-115:475:1]	Generators of the group modulo torsion
j	5405726654464/407253125	j-invariant
L	3.1152895457042	L(r)(E,1)/r!
Ω	0.32908676282344	Real period
R	0.3155489572594	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	74480ck1 93100y1 380b1	Quadratic twists by: -4 5 -7

Hecke Eigenvalues for elliptic curve 18620q1

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
-	-2	-	-	0	-6	-2	-	-2	-2	-4	-10	10	6	6	6	4	-2	-2	12	6	8	2	-2	18

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Quadratic twists for elliptic curve 18620q1

-4	5	-7
74480ck1	93100y1	380b1

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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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