Cremona's table of elliptic curves

8385 = 3 · 5 · 13 · 43

Field	Data	Notes
Atkin-Lehner	3+ 5+ 13- 43-	Signs for the Atkin-Lehner involutions
Class	8385c	Isogeny class
Conductor	8385	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	142374155625 = 36 · 54 · 132 · 432	Discriminant
Eigenvalues	1 3+ 5+ -4 -4 13- -6  8	Hecke eigenvalues for primes up to 20
Equation	[1,1,0,-9678,362007]	[a1,a2,a3,a4,a6]
Generators	[-6:651:1]	Generators of the group modulo torsion
j	100265305131532009/142374155625	j-invariant
L	2.9261965642657	L(r)(E,1)/r!
Ω	1.0315079723461	Real period
R	2.8368142978189	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	25155o2 41925i2 109005h2	Quadratic twists by: -3 5 13

Hecke Eigenvalues for elliptic curve 8385c2

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

---

Quadratic twists for elliptic curve 8385c2

-3	5	13
25155o2	41925i2	109005h2

---

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