Cremona's table of elliptic curves

41664 = 2⁶ · 3 · 7 · 31

Field	Data	Notes
Atkin-Lehner	2- 3+ 7+ 31-	Signs for the Atkin-Lehner involutions
Class	41664ck	Isogeny class
Conductor	41664	Conductor
∏ cp	8	Product of Tamagawa factors cp
Δ	342956097404928 = 218 · 34 · 75 · 312	Discriminant
Eigenvalues	2- 3+  2 7+  2 -4  8 -4	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-5736417,5290128513]	[a1,a2,a3,a4,a6]
Generators	[181695:-571788:125]	Generators of the group modulo torsion
j	79635371136974578297/1308273687	j-invariant
L	5.3103688040201	L(r)(E,1)/r!
Ω	0.3855418049219	Real period
R	6.886891040383	Regulator
r	1	Rank of the group of rational points
S	1.0000000000001	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	41664by2 10416bh2 124992fg2	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 41664ck2

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	+	2	-4	8	-4	-6	-6	-	-6	-10	2	8	-10	12	12	8	-4	-4	6	8	8	14

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Quadratic twists for elliptic curve 41664ck2

-4	8	-3
41664by2	10416bh2	124992fg2

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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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