Cremona's table of elliptic curves

15428 = 2² · 7 · 19 · 29

Field	Data	Notes
Atkin-Lehner	2- 7- 19+ 29+	Signs for the Atkin-Lehner involutions
Class	15428b	Isogeny class
Conductor	15428	Conductor
∏ cp	24	Product of Tamagawa factors cp
deg	188160	Modular degree for the optimal curve
Δ	-1642996047523437824 = -1 · 28 · 74 · 194 · 295	Discriminant
Eigenvalues	2-  1 -1 7-  3  5  6 19+	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-295316,87187268]	[a1,a2,a3,a4,a6]
Generators	[308:5054:1]	Generators of the group modulo torsion
j	-11126181736405205584/6417953310638429	j-invariant
L	5.9511384050583	L(r)(E,1)/r!
Ω	0.24711034027499	Real period
R	1.0034549745463	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	61712i1 107996f1	Quadratic twists by: -4 -7

Hecke Eigenvalues for elliptic curve 15428b1

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
-	1	-1	-	3	5	6	+	-2	+	-11	0	-8	-1	-7	-9	6	6	-4	-10	-4	7	6	-16	-8

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Quadratic twists for elliptic curve 15428b1

-4	-7
61712i1	107996f1

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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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