Cremona's table of elliptic curves

23920 = 2⁴ · 5 · 13 · 23

Field	Data	Notes
Atkin-Lehner	2- 5- 13- 23-	Signs for the Atkin-Lehner involutions
Class	23920w	Isogeny class
Conductor	23920	Conductor
∏ cp	54	Product of Tamagawa factors cp
Δ	-30068625972736000 = -1 · 212 · 53 · 136 · 233	Discriminant
Eigenvalues	2-  2 5-  1  0 13-  3 -2	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,70635,4147037]	[a1,a2,a3,a4,a6]
Generators	[164:4485:1]	Generators of the group modulo torsion
j	9515189988491264/7340973137875	j-invariant
L	8.5614498190724	L(r)(E,1)/r!
Ω	0.23853056433317	Real period
R	0.66467526902928	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	1495c2 95680bg2 119600q2	Quadratic twists by: -4 8 5

Hecke Eigenvalues for elliptic curve 23920w2

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	-	1	0	-	3	-2	-	-9	-5	-7	3	-8	6	-9	-9	8	13	-3	-16	10	-3	6	-10

---

Quadratic twists for elliptic curve 23920w2

-4	8	5
1495c2	95680bg2	119600q2

---

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