Cremona's table of elliptic curves

390 = 2 · 3 · 5 · 13

Field	Data	Notes
Atkin-Lehner	2+ 3+ 5- 13+	Signs for the Atkin-Lehner involutions
Class	390f	Isogeny class
Conductor	390	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	243360 = 25 · 32 · 5 · 132	Discriminant
Eigenvalues	2+ 3+ 5- -2  4 13+  4 -2	Hecke eigenvalues for primes up to 20
Equation	[1,1,0,-852,-9936]	[a1,a2,a3,a4,a6]
j	68523370149961/243360	j-invariant
L	0.88353426531935	L(r)(E,1)/r!
Ω	0.88353426531935	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	3120x2 12480bd2 1170j2 1950x2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 390f2

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

---

Quadratic twists for elliptic curve 390f2

-4	8	-3	5	-7	-11	13	17
3120x2	12480bd2	1170j2	1950x2	19110bb2	47190cb2	5070m2	112710v2

---

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