Cremona's table of elliptic curves

25536 = 2⁶ · 3 · 7 · 19

Field	Data	Notes
Atkin-Lehner	2- 3- 7+ 19+	Signs for the Atkin-Lehner involutions
Class	25536cu	Isogeny class
Conductor	25536	Conductor
∏ cp	48	Product of Tamagawa factors cp
Δ	20705075822592 = 215 · 36 · 74 · 192	Discriminant
Eigenvalues	2- 3- -2 7+  0  6  2 19+	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-11228609,-14486027265]	[a1,a2,a3,a4,a6]
Generators	[3994:66297:1]	Generators of the group modulo torsion
j	4778061038325269847944/631868769	j-invariant
L	5.7661212796805	L(r)(E,1)/r!
Ω	0.082474190519897	Real period
R	5.8261876062198	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	25536cn4 12768m2 76608dw4	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 25536cu4

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

---

Quadratic twists for elliptic curve 25536cu4

-4	8	-3
25536cn4	12768m2	76608dw4

---

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