Cremona's table of elliptic curves

399 = 3 · 7 · 19

Field	Data	Notes
Atkin-Lehner	3+ 7+ 19+	Signs for the Atkin-Lehner involutions
Conductor	399	Conductor
Count	2	Number of curves in isogeny class
Curves	399a1 399a2	Curves in isogeny class
deg	120	Modular degree for the optimal curve
Eigenvalues	1 3+  0 7+ -2 -4 -4 19+	Hecke eigenvalues for primes less than 20
L	1.8881722279102	L(r)(E,1)/r!
r	1	Rank of the group of rational points
Twists	6384be 25536bg 1197d 9975p	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for isogeny class 399a

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

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Quadratic twists for isogeny class 399a

-4	8	-3	5	-7	-11	13	17	-19
6384be	25536bg	1197d	9975p	2793j	48279j	67431f	115311r	7581e

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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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