Cremona's table of elliptic curves

2613 = 3 · 13 · 67

Field	Data	Notes
Atkin-Lehner	3+ 13- 67+	Signs for the Atkin-Lehner involutions
Class	2613b	Isogeny class
Conductor	2613	Conductor
∏ cp	5	Product of Tamagawa factors cp
deg	4800	Modular degree for the optimal curve
Δ	-27136100763837 = -1 · 35 · 135 · 673	Discriminant
Eigenvalues	1 3+  2  2 -5 13-  2  3	Hecke eigenvalues for primes up to 20
Equation	[1,1,0,7216,87633]	[a1,a2,a3,a4,a6]
j	41545045924015607/27136100763837	j-invariant
L	2.0859392787359	L(r)(E,1)/r!
Ω	0.41718785574719	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	41808q1 7839c1 65325p1 128037i1	Quadratic twists by: -4 -3 5 -7

Hecke Eigenvalues for elliptic curve 2613b1

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
1	+	2	2	-5	-	2	3	3	2	4	-8	6	9	0	6	6	4	+	6	-4	-1	10	-5	1

---

Quadratic twists for elliptic curve 2613b1

-4	-3	5	-7	13
41808q1	7839c1	65325p1	128037i1	33969b1

---

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