Cremona's table of elliptic curves

19680 = 2⁵ · 3 · 5 · 41

Field	Data	Notes
Atkin-Lehner	2- 3- 5+ 41-	Signs for the Atkin-Lehner involutions
Class	19680bb	Isogeny class
Conductor	19680	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	5120	Modular degree for the optimal curve
Δ	4841280 = 26 · 32 · 5 · 412	Discriminant
Eigenvalues	2- 3- 5+  4  4  4  0  4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-46,44]	[a1,a2,a3,a4,a6]
j	171879616/75645	j-invariant
L	4.3822600292619	L(r)(E,1)/r!
Ω	2.191130014631	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	19680e1 39360w2 59040y1 98400n1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 19680bb1

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

---

Quadratic twists for elliptic curve 19680bb1

-4	8	-3	5
19680e1	39360w2	59040y1	98400n1

---

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