Cremona's table of elliptic curves

28175 = 5² · 7² · 23

Field	Data	Notes
Atkin-Lehner	5+ 7- 23-	Signs for the Atkin-Lehner involutions
Class	28175i	Isogeny class
Conductor	28175	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	30720	Modular degree for the optimal curve
Δ	295960765625 = 56 · 77 · 23	Discriminant
Eigenvalues	1  0 5+ 7-  4  6 -2 -4	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-4517,115016]	[a1,a2,a3,a4,a6]
Generators	[262:169:8]	Generators of the group modulo torsion
j	5545233/161	j-invariant
L	6.4410540505254	L(r)(E,1)/r!
Ω	0.96794559642367	Real period
R	3.3271777227581	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	1127a1 4025a1	Quadratic twists by: 5 -7

Hecke Eigenvalues for elliptic curve 28175i1

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	0	+	-	4	6	-2	-4	-	-2	4	2	6	-12	-12	10	0	-2	-12	8	-14	8	-4	-6	-10

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Quadratic twists for elliptic curve 28175i1

5	-7
1127a1	4025a1

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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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