Cremona's table of elliptic curves

3948 = 2² · 3 · 7 · 47

Field	Data	Notes
Atkin-Lehner	2- 3- 7+ 47+	Signs for the Atkin-Lehner involutions
Class	3948b	Isogeny class
Conductor	3948	Conductor
∏ cp	10	Product of Tamagawa factors cp
deg	2640	Modular degree for the optimal curve
Δ	8954064 = 24 · 35 · 72 · 47	Discriminant
Eigenvalues	2- 3- -2 7+ -4  4 -4  8	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-3809,-91764]	[a1,a2,a3,a4,a6]
Generators	[76:252:1]	Generators of the group modulo torsion
j	382076793536512/559629	j-invariant
L	3.6870772139522	L(r)(E,1)/r!
Ω	0.60769735851297	Real period
R	2.4269167290603	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	15792y1 63168c1 11844d1 98700n1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 3948b1

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

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Quadratic twists for elliptic curve 3948b1

-4	8	-3	5	-7
15792y1	63168c1	11844d1	98700n1	27636k1

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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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