Cremona's table of elliptic curves

19920 = 2⁴ · 3 · 5 · 83

Field	Data	Notes
Atkin-Lehner	2+ 3+ 5+ 83-	Signs for the Atkin-Lehner involutions
Class	19920b	Isogeny class
Conductor	19920	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	32803191475200 = 210 · 33 · 52 · 834	Discriminant
Eigenvalues	2+ 3+ 5+  0 -4 -2  2  0	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-16696,788896]	[a1,a2,a3,a4,a6]
j	502674755419876/32034366675	j-invariant
L	0.64503638080476	L(r)(E,1)/r!
Ω	0.64503638080476	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	9960c3 79680bw3 59760l3 99600s3	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 19920b4

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

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Quadratic twists for elliptic curve 19920b4

-4	8	-3	5
9960c3	79680bw3	59760l3	99600s3

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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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