Cremona's table of elliptic curves

15960 = 2³ · 3 · 5 · 7 · 19

Field	Data	Notes
Atkin-Lehner	2+ 3+ 5- 7+ 19+	Signs for the Atkin-Lehner involutions
Class	15960a	Isogeny class
Conductor	15960	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	23040	Modular degree for the optimal curve
Δ	1545060787200 = 210 · 33 · 52 · 76 · 19	Discriminant
Eigenvalues	2+ 3+ 5- 7+  2 -6  0 19+	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-3360,-44100]	[a1,a2,a3,a4,a6]
j	4097989445764/1508848425	j-invariant
L	1.2929219793288	L(r)(E,1)/r!
Ω	0.64646098966439	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	31920p1 127680ce1 47880ba1 79800br1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 15960a1

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

---

Quadratic twists for elliptic curve 15960a1

-4	8	-3	5	-7
31920p1	127680ce1	47880ba1	79800br1	111720v1

---

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