Cremona's table of elliptic curves

9918 = 2 · 3² · 19 · 29

Field	Data	Notes
Atkin-Lehner	2+ 3+ 19+ 29+	Signs for the Atkin-Lehner involutions
Class	9918b	Isogeny class
Conductor	9918	Conductor
∏ cp	8	Product of Tamagawa factors cp
deg	6144	Modular degree for the optimal curve
Δ	1767149568 = 212 · 33 · 19 · 292	Discriminant
Eigenvalues	2+ 3+  0 -4  2  2 -2 19+	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-1857,-30275]	[a1,a2,a3,a4,a6]
Generators	[-25:20:1]	Generators of the group modulo torsion
j	26237787100875/65449984	j-invariant
L	2.8033195856938	L(r)(E,1)/r!
Ω	0.72736218765538	Real period
R	1.9270451731414	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	79344r1 9918j1	Quadratic twists by: -4 -3

Hecke Eigenvalues for elliptic curve 9918b1

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

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Quadratic twists for elliptic curve 9918b1

-4	-3
79344r1	9918j1

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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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