Cremona's table of elliptic curves

1666 = 2 · 7² · 17

Field	Data	Notes
Atkin-Lehner	2- 7- 17+	Signs for the Atkin-Lehner involutions
Conductor	1666	Conductor
Count	4	Number of curves in isogeny class
Curves	1666k1 1666k2 1666k3 1666k4	Curves in isogeny class
deg	768	Modular degree for the optimal curve
Eigenvalues	2-  0 -2 7-  0  2 17+ -4	Hecke eigenvalues for primes less than 20
L	3.649729104265	L(r)(E,1)/r!
r	1	Rank of the group of rational points
Twists	13328p 53312n 14994bf 41650p	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for isogeny class 1666k

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
-	0	-2	-	0	2	+	-4	0	-6	0	-6	6	-12	-8	-2	-4	-2	12	0	-2	-8	-12	-10	14

---

Quadratic twists for isogeny class 1666k

-4	8	-3	5	-7	17
13328p	53312n	14994bf	41650p	238c	28322t

---

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