Cremona's table of elliptic curves

19680 = 2⁵ · 3 · 5 · 41

Field	Data	Notes
Atkin-Lehner	2+ 3+ 5+ 41+	Signs for the Atkin-Lehner involutions
Class	19680b	Isogeny class
Conductor	19680	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	5376	Modular degree for the optimal curve
Δ	-113356800 = -1 · 212 · 33 · 52 · 41	Discriminant
Eigenvalues	2+ 3+ 5+  2 -1 -2  3  6	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-61,565]	[a1,a2,a3,a4,a6]
Generators	[3:20:1]	Generators of the group modulo torsion
j	-6229504/27675	j-invariant
L	4.3296046326923	L(r)(E,1)/r!
Ω	1.6288739954645	Real period
R	0.66450883321051	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	19680x1 39360bh1 59040bz1 98400co1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 19680b1

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	-1	-2	3	6	0	7	-5	-9	+	5	-13	10	0	-11	8	-13	-9	-4	-4	6	0

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Quadratic twists for elliptic curve 19680b1

-4	8	-3	5
19680x1	39360bh1	59040bz1	98400co1

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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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