Cremona's table of elliptic curves

15870 = 2 · 3 · 5 · 23²

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 23-	Signs for the Atkin-Lehner involutions
Class	15870bg	Isogeny class
Conductor	15870	Conductor
∏ cp	512	Product of Tamagawa factors cp
deg	202752	Modular degree for the optimal curve
Δ	-142969982449708800 = -1 · 28 · 38 · 52 · 237	Discriminant
Eigenvalues	2- 3- 5+  0 -4 -2  6 -4	Hecke eigenvalues for primes up to 20
Equation	[1,0,0,-222191,-44245575]	[a1,a2,a3,a4,a6]
j	-8194759433281/965779200	j-invariant
L	3.4952103828535	L(r)(E,1)/r!
Ω	0.10922532446417	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	126960ba1 47610w1 79350e1 690k1	Quadratic twists by: -4 -3 5 -23

Hecke Eigenvalues for elliptic curve 15870bg1

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

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Quadratic twists for elliptic curve 15870bg1

-4	-3	5	-23
126960ba1	47610w1	79350e1	690k1

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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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