Cremona's table of elliptic curves

3913 = 7 · 13 · 43

Field	Data	Notes
Atkin-Lehner	7+ 13+ 43-	Signs for the Atkin-Lehner involutions
Class	3913a	Isogeny class
Conductor	3913	Conductor
∏ cp	12	Product of Tamagawa factors cp
Δ	3177958819292803 = 72 · 138 · 433	Discriminant
Eigenvalues	1  0  0 7+  0 13+ -2 -4	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-419872,104788425]	[a1,a2,a3,a4,a6]
j	8186062108960937489625/3177958819292803	j-invariant
L	1.3219036071286	L(r)(E,1)/r!
Ω	0.44063453570954	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	62608t2 35217e2 97825n2 27391e2	Quadratic twists by: -4 -3 5 -7

Hecke Eigenvalues for elliptic curve 3913a2

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
1	0	0	+	0	+	-2	-4	0	10	6	2	6	-	-2	-6	2	8	0	-8	8	12	6	12	-14

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Quadratic twists for elliptic curve 3913a2

-4	-3	5	-7	13
62608t2	35217e2	97825n2	27391e2	50869b2

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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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