Cremona's table of elliptic curves

27040 = 2⁵ · 5 · 13²

Field	Data	Notes
Atkin-Lehner	2- 5+ 13-	Signs for the Atkin-Lehner involutions
Class	27040q	Isogeny class
Conductor	27040	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	-17576000000 = -1 · 29 · 56 · 133	Discriminant
Eigenvalues	2-  0 5+  0 -2 13- -2 -2	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-403,7098]	[a1,a2,a3,a4,a6]
Generators	[38:216:1]	Generators of the group modulo torsion
j	-6434856/15625	j-invariant
L	4.2115615441225	L(r)(E,1)/r!
Ω	1.0885635280456	Real period
R	3.8689166370325	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	27040e2 54080bu2 27040n2	Quadratic twists by: -4 8 13

Hecke Eigenvalues for elliptic curve 27040q2

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	+	0	-2	-	-2	-2	6	-2	4	6	0	12	-8	-8	-10	-6	12	8	6	-12	8	-12	18

---

Quadratic twists for elliptic curve 27040q2

-4	8	13
27040e2	54080bu2	27040n2

---

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