Cremona's table of elliptic curves

28392 = 2³ · 3 · 7 · 13²

Field	Data	Notes
Atkin-Lehner	2- 3- 7+ 13+	Signs for the Atkin-Lehner involutions
Class	28392ba	Isogeny class
Conductor	28392	Conductor
∏ cp	32	Product of Tamagawa factors cp
deg	64512	Modular degree for the optimal curve
Δ	-9108072739584 = -1 · 28 · 34 · 7 · 137	Discriminant
Eigenvalues	2- 3-  3 7+  2 13+  0 -7	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,3831,114219]	[a1,a2,a3,a4,a6]
Generators	[30:507:1]	Generators of the group modulo torsion
j	5030912/7371	j-invariant
L	8.1789387345792	L(r)(E,1)/r!
Ω	0.49538129254648	Real period
R	0.51594971247651	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	56784g1 85176u1 2184g1	Quadratic twists by: -4 -3 13

Hecke Eigenvalues for elliptic curve 28392ba1

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
-	-	3	+	2	+	0	-7	-7	3	5	-4	6	-11	3	-9	8	-14	-2	0	-3	-3	-9	9	-7

---

Quadratic twists for elliptic curve 28392ba1

-4	-3	13
56784g1	85176u1	2184g1

---

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