Cremona's table of elliptic curves

38304 = 2⁵ · 3² · 7 · 19

Field	Data	Notes
Atkin-Lehner	2- 3- 7+ 19+	Signs for the Atkin-Lehner involutions
Class	38304bi	Isogeny class
Conductor	38304	Conductor
∏ cp	32	Product of Tamagawa factors cp
deg	20480	Modular degree for the optimal curve
Δ	7427681856 = 26 · 38 · 72 · 192	Discriminant
Eigenvalues	2- 3-  2 7+  4  2 -2 19+	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-1209,15640]	[a1,a2,a3,a4,a6]
Generators	[-33:140:1]	Generators of the group modulo torsion
j	4188852928/159201	j-invariant
L	7.0764596931386	L(r)(E,1)/r!
Ω	1.3108173126533	Real period
R	2.6992547416144	Regulator
r	1	Rank of the group of rational points
S	0.99999999999985	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	38304bq1 76608el2 12768h1	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 38304bi1

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	+	4	2	-2	+	0	-2	-4	-6	6	8	-8	6	-4	-6	12	-4	-14	-16	8	-2	14

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Quadratic twists for elliptic curve 38304bi1

-4	8	-3
38304bq1	76608el2	12768h1

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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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