Cremona's table of elliptic curves

1656 = 2³ · 3² · 23

Field	Data	Notes
Atkin-Lehner	2+ 3- 23-	Signs for the Atkin-Lehner involutions
Class	1656c	Isogeny class
Conductor	1656	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	103016448 = 211 · 37 · 23	Discriminant
Eigenvalues	2+ 3-  2 -4  0 -2  2 -4	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-26499,-1660322]	[a1,a2,a3,a4,a6]
Generators	[23530:18396:125]	Generators of the group modulo torsion
j	1378334691074/69	j-invariant
L	2.9048238348964	L(r)(E,1)/r!
Ω	0.37419000657416	Real period
R	7.7629647608472	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	3312b4 13248w3 552e4 41400bu4	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1656c3

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	0	-2	2	-4	-	2	-8	2	-10	-4	0	-6	-12	2	-12	16	10	-4	0	-6	-14

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Quadratic twists for elliptic curve 1656c3

-4	8	-3	5	-7	-23
3312b4	13248w3	552e4	41400bu4	81144w4	38088n4

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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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