Cremona's table of elliptic curves

99918 = 2 · 3² · 7 · 13 · 61

Field	Data	Notes
Atkin-Lehner	2+ 3- 7- 13- 61-	Signs for the Atkin-Lehner involutions
Class	99918p	Isogeny class
Conductor	99918	Conductor
∏ cp	144	Product of Tamagawa factors cp
Δ	-19739821829450814 = -1 · 2 · 37 · 76 · 132 · 613	Discriminant
Eigenvalues	2+ 3-  3 7- -6 13-  3  2	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-1323558,586457658]	[a1,a2,a3,a4,a6]
Generators	[141:19995:1]	Generators of the group modulo torsion
j	-351742868156013620833/27077944896366	j-invariant
L	6.4061659252924	L(r)(E,1)/r!
Ω	0.36693501374517	Real period
R	1.0911615282965	Regulator
r	1	Rank of the group of rational points
S	0.99999999986786	(Analytic) order of Ш
t	3	Number of elements in the torsion subgroup
Twists	33306t2	Quadratic twists by: -3

Hecke Eigenvalues for elliptic curve 99918p2

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
+	-	3	-	-6	-	3	2	3	0	2	-7	6	-1	0	0	-12	-	-4	-15	11	-4	3	-15	-1

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Quadratic twists for elliptic curve 99918p2

-3
33306t2

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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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