Cremona's table of elliptic curves

33856 = 2⁶ · 23²

Field	Data	Notes
Atkin-Lehner	2- 23-	Signs for the Atkin-Lehner involutions
Class	33856bk	Isogeny class
Conductor	33856	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	67584	Modular degree for the optimal curve
Δ	-3486541257728 = -1 · 210 · 237	Discriminant
Eigenvalues	2- -1 -4  2  4  5  2 -6	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-705,90361]	[a1,a2,a3,a4,a6]
Generators	[192:2645:1]	Generators of the group modulo torsion
j	-256/23	j-invariant
L	3.8369025836603	L(r)(E,1)/r!
Ω	0.65115907919049	Real period
R	1.4731049240803	Regulator
r	1	Rank of the group of rational points
S	0.99999999999995	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	33856j1 8464g1 1472j1	Quadratic twists by: -4 8 -23

Hecke Eigenvalues for elliptic curve 33856bk1

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	-4	2	4	5	2	-6	-	-1	9	-4	3	-8	5	6	-4	-10	4	5	-15	-6	-6	8	-10

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Quadratic twists for elliptic curve 33856bk1

-4	8	-23
33856j1	8464g1	1472j1

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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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