Cremona's table of elliptic curves

7280 = 2⁴ · 5 · 7 · 13

Field	Data	Notes
Atkin-Lehner	2+ 5+ 7+ 13+	Signs for the Atkin-Lehner involutions
Class	7280b	Isogeny class
Conductor	7280	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	4608	Modular degree for the optimal curve
Δ	998816000 = 28 · 53 · 74 · 13	Discriminant
Eigenvalues	2+ -2 5+ 7+ -6 13+ -2 -2	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-476,-3860]	[a1,a2,a3,a4,a6]
Generators	[-14:16:1]	Generators of the group modulo torsion
j	46689225424/3901625	j-invariant
L	2.054976025643	L(r)(E,1)/r!
Ω	1.0273647285829	Real period
R	2.0002400009173	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	3640d1 29120ch1 65520bf1 36400q1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 7280b1

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

---

Quadratic twists for elliptic curve 7280b1

-4	8	-3	5	-7	13
3640d1	29120ch1	65520bf1	36400q1	50960m1	94640bi1

---

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