Cremona's table of elliptic curves

2640 = 2⁴ · 3 · 5 · 11

Field	Data	Notes
Atkin-Lehner	2+ 3- 5- 11-	Signs for the Atkin-Lehner involutions
Class	2640n	Isogeny class
Conductor	2640	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	512	Modular degree for the optimal curve
Δ	-990000 = -1 · 24 · 32 · 54 · 11	Discriminant
Eigenvalues	2+ 3- 5-  4 11-  2  6 -4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,25,0]	[a1,a2,a3,a4,a6]
j	103737344/61875	j-invariant
L	3.2447742288142	L(r)(E,1)/r!
Ω	1.6223871144071	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	1320i1 10560bk1 7920f1 13200m1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 2640n1

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

---

Quadratic twists for elliptic curve 2640n1

-4	8	-3	5	-7	-11
1320i1	10560bk1	7920f1	13200m1	129360bb1	29040br1

---

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