Cremona's table of elliptic curves

12920 = 2³ · 5 · 17 · 19

Field	Data	Notes
Atkin-Lehner	2+ 5- 17- 19-	Signs for the Atkin-Lehner involutions
Class	12920f	Isogeny class
Conductor	12920	Conductor
∏ cp	32	Product of Tamagawa factors cp
deg	52224	Modular degree for the optimal curve
Δ	392659977507920 = 24 · 5 · 172 · 198	Discriminant
Eigenvalues	2+  0 5-  4 -4  6 17- 19-	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-43922,-3412319]	[a1,a2,a3,a4,a6]
j	585666053776152576/24541248594245	j-invariant
L	2.6450938617405	L(r)(E,1)/r!
Ω	0.33063673271756	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	4	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	25840l1 103360l1 116280bl1 64600s1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 12920f1

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	-	4	-4	6	-	-	-4	-2	0	-2	-6	8	4	-2	-4	-2	16	8	10	8	-16	10	-6

---

Quadratic twists for elliptic curve 12920f1

-4	8	-3	5
25840l1	103360l1	116280bl1	64600s1

---

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