Cremona's table of elliptic curves

850 = 2 · 5² · 17

Field	Data	Notes
Atkin-Lehner	2- 5+ 17-	Signs for the Atkin-Lehner involutions
Class	850k	Isogeny class
Conductor	850	Conductor
∏ cp	12	Product of Tamagawa factors cp
deg	288	Modular degree for the optimal curve
Δ	-265625000 = -1 · 23 · 59 · 17	Discriminant
Eigenvalues	2- -1 5+ -2  0 -5 17- -1	Hecke eigenvalues for primes up to 20
Equation	[1,1,1,-63,781]	[a1,a2,a3,a4,a6]
Generators	[25:112:1]	Generators of the group modulo torsion
j	-1771561/17000	j-invariant
L	2.71151214062	L(r)(E,1)/r!
Ω	1.4888215440326	Real period
R	0.15177060404408	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	6800s1 27200v1 7650q1 170d1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 850k1

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	0	-5	-	-1	-6	-9	-1	4	-6	-2	9	9	3	-7	-14	3	-11	8	0	-9	7

---

Quadratic twists for elliptic curve 850k1

-4	8	-3	5	-7	-11	17
6800s1	27200v1	7650q1	170d1	41650bp1	102850f1	14450s1

---

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