Cremona's table of elliptic curves

2870 = 2 · 5 · 7 · 41

Field	Data	Notes
Atkin-Lehner	2+ 5+ 7- 41-	Signs for the Atkin-Lehner involutions
Class	2870d	Isogeny class
Conductor	2870	Conductor
∏ cp	24	Product of Tamagawa factors cp
Δ	-456200011305640 = -1 · 23 · 5 · 74 · 416	Discriminant
Eigenvalues	2+ -2 5+ 7-  0  2  0 -4	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,-70144,7218006]	[a1,a2,a3,a4,a6]
Generators	[156:201:1]	Generators of the group modulo torsion
j	-38166856870016053369/456200011305640	j-invariant
L	1.6539828014048	L(r)(E,1)/r!
Ω	0.5292439060891	Real period
R	4.6877709380551	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	6	Number of elements in the torsion subgroup
Twists	22960j2 91840v2 25830bi2 14350p2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2870d2

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

---

Quadratic twists for elliptic curve 2870d2

-4	8	-3	5	-7	41
22960j2	91840v2	25830bi2	14350p2	20090c2	117670a2

---

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
Back to Tables and computations