Cremona's table of elliptic curves

26896 = 2⁴ · 41²

Field	Data	Notes
Atkin-Lehner	2+ 41+	Signs for the Atkin-Lehner involutions
Class	26896a	Isogeny class
Conductor	26896	Conductor
∏ cp	8	Product of Tamagawa factors cp
Δ	-16353126869239808 = -1 · 211 · 418	Discriminant
Eigenvalues	2+  0 -2 -2  0  4  2  4	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,48749,4548786]	[a1,a2,a3,a4,a6]
Generators	[3399:198594:1]	Generators of the group modulo torsion
j	1317006/1681	j-invariant
L	3.928802784429	L(r)(E,1)/r!
Ω	0.26282294262942	Real period
R	7.4742386359484	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	13448a2 107584i2 656a2	Quadratic twists by: -4 8 41

Hecke Eigenvalues for elliptic curve 26896a2

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	-2	-2	0	4	2	4	4	0	-4	-6	+	-12	-6	4	4	10	12	-6	-2	-2	4	6	-14

---

Quadratic twists for elliptic curve 26896a2

-4	8	41
13448a2	107584i2	656a2

---

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