Cremona's table of elliptic curves

6448 = 2⁴ · 13 · 31

Field	Data	Notes
Atkin-Lehner	2- 13- 31+	Signs for the Atkin-Lehner involutions
Class	6448i	Isogeny class
Conductor	6448	Conductor
∏ cp	20	Product of Tamagawa factors cp
deg	24960	Modular degree for the optimal curve
Δ	-46768137568256 = -1 · 217 · 135 · 312	Discriminant
Eigenvalues	2-  1  1 -3 -2 13-  3  0	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-225680,-41342188]	[a1,a2,a3,a4,a6]
Generators	[671:10478:1]	Generators of the group modulo torsion
j	-310345110881179921/11418002336	j-invariant
L	4.5054465505275	L(r)(E,1)/r!
Ω	0.10952043792582	Real period
R	2.0568976146622	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	806f1 25792w1 58032bi1 83824x1	Quadratic twists by: -4 8 -3 13

Hecke Eigenvalues for elliptic curve 6448i1

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	-2	-	3	0	6	10	+	3	2	-9	-3	-6	10	-8	-8	3	-6	-10	6	0	-12

---

Quadratic twists for elliptic curve 6448i1

-4	8	-3	13
806f1	25792w1	58032bi1	83824x1

---

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