Cremona's table of elliptic curves

7381 = 11² · 61

Field	Data	Notes
Atkin-Lehner	11- 61+	Signs for the Atkin-Lehner involutions
Class	7381a	Isogeny class
Conductor	7381	Conductor
∏ cp	1	Product of Tamagawa factors cp
deg	456	Modular degree for the optimal curve
Δ	7381 = 112 · 61	Discriminant
Eigenvalues	0  1  3 -2 11-  1  0  7	Hecke eigenvalues for primes up to 20
Equation	[0,1,1,-29,-71]	[a1,a2,a3,a4,a6]
j	23068672/61	j-invariant
L	2.051767846658	L(r)(E,1)/r!
Ω	2.051767846658	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	118096z1 66429c1 7381b1	Quadratic twists by: -4 -3 -11

Hecke Eigenvalues for elliptic curve 7381a1

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	1	3	-2	-	1	0	7	-6	-6	2	2	3	10	3	6	6	+	-10	-6	7	4	15	-6	2

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Quadratic twists for elliptic curve 7381a1

-4	-3	-11
118096z1	66429c1	7381b1

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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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