Cremona's table of elliptic curves

15840 = 2⁵ · 3² · 5 · 11

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 11+	Signs for the Atkin-Lehner involutions
Class	15840t	Isogeny class
Conductor	15840	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	100800	Modular degree for the optimal curve
Δ	-22729836254400000 = -1 · 29 · 36 · 55 · 117	Discriminant
Eigenvalues	2- 3- 5+ -1 11+ -2  5 -7	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-27003,-7452002]	[a1,a2,a3,a4,a6]
Generators	[21266031:546908774:29791]	Generators of the group modulo torsion
j	-5833944216008/60897409375	j-invariant
L	4.1772657988434	L(r)(E,1)/r!
Ω	0.16165581485018	Real period
R	12.920246026148	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	15840y1 31680dy1 1760g1 79200x1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 15840t1

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	+	-2	5	-7	6	1	-5	11	-2	4	-6	1	10	5	-8	-9	-6	-10	6	-17	16

---

Quadratic twists for elliptic curve 15840t1

-4	8	-3	5
15840y1	31680dy1	1760g1	79200x1

---

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