Cremona's table of elliptic curves

19600 = 2⁴ · 5² · 7²

Field	Data	Notes
Atkin-Lehner	2+ 5+ 7-	Signs for the Atkin-Lehner involutions
Class	19600u	Isogeny class
Conductor	19600	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	6860000000000 = 211 · 510 · 73	Discriminant
Eigenvalues	2+  2 5+ 7- -4 -2  0 -2	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-6008,-125488]	[a1,a2,a3,a4,a6]
j	2185454/625	j-invariant
L	2.2162875858756	L(r)(E,1)/r!
Ω	0.55407189646891	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	9800k2 78400is2 3920o2 19600z2	Quadratic twists by: -4 8 5 -7

Hecke Eigenvalues for elliptic curve 19600u2

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

---

Quadratic twists for elliptic curve 19600u2

-4	8	5	-7
9800k2	78400is2	3920o2	19600z2

---

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