Cremona's table of elliptic curves

68355 = 3² · 5 · 7² · 31

Field	Data	Notes
Atkin-Lehner	3- 5- 7- 31-	Signs for the Atkin-Lehner involutions
Class	68355bf	Isogeny class
Conductor	68355	Conductor
∏ cp	192	Product of Tamagawa factors cp
Δ	-175997436767578125 = -1 · 37 · 512 · 73 · 312	Discriminant
Eigenvalues	1 3- 5- 7-  4  2 -2  8	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-634734,-195526787]	[a1,a2,a3,a4,a6]
Generators	[1052:16799:1]	Generators of the group modulo torsion
j	-113103940375249543/703857421875	j-invariant
L	9.3037281298899	L(r)(E,1)/r!
Ω	0.084539575323334	Real period
R	2.2927447722207	Regulator
r	1	Rank of the group of rational points
S	1.0000000000226	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	22785d2 68355l2	Quadratic twists by: -3 -7

Hecke Eigenvalues for elliptic curve 68355bf2

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

---

Quadratic twists for elliptic curve 68355bf2

-3	-7
22785d2	68355l2

---

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