Cremona's table of elliptic curves

33856 = 2⁶ · 23²

Field	Data	Notes
Atkin-Lehner	2+ 23-	Signs for the Atkin-Lehner involutions
Class	33856l	Isogeny class
Conductor	33856	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	15360	Modular degree for the optimal curve
Δ	-554696704 = -1 · 220 · 232	Discriminant
Eigenvalues	2+  2  3 -2  6  1 -6  2	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,31,1121]	[a1,a2,a3,a4,a6]
j	23/4	j-invariant
L	5.0606053115201	L(r)(E,1)/r!
Ω	1.2651513278812	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	33856bn1 1058c1 33856n1	Quadratic twists by: -4 8 -23

Hecke Eigenvalues for elliptic curve 33856l1

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	3	-2	6	1	-6	2	-	9	-4	2	-9	-4	6	3	-6	-1	8	6	11	-8	0	9	1

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Quadratic twists for elliptic curve 33856l1

-4	8	-23
33856bn1	1058c1	33856n1

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Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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