Cremona's table of elliptic curves

938 = 2 · 7 · 67

Field	Data	Notes
Atkin-Lehner	2+ 7- 67-	Signs for the Atkin-Lehner involutions
Class	938b	Isogeny class
Conductor	938	Conductor
∏ cp	20	Product of Tamagawa factors cp
deg	1200	Modular degree for the optimal curve
Δ	-77257341952 = -1 · 210 · 75 · 672	Discriminant
Eigenvalues	2+ -2  2 7- -4  2 -2 -8	Hecke eigenvalues for primes up to 20
Equation	[1,0,1,-365,13608]	[a1,a2,a3,a4,a6]
Generators	[3:110:1]	Generators of the group modulo torsion
j	-5356619222473/77257341952	j-invariant
L	1.5169169329925	L(r)(E,1)/r!
Ω	0.92002929655767	Real period
R	0.32975404993474	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	7504q1 30016u1 8442e1 23450l1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 938b1

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	2	-	-4	2	-2	-8	4	10	0	-6	0	-12	-6	-10	4	-2	-	0	-2	-8	-16	2	0

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Quadratic twists for elliptic curve 938b1

-4	8	-3	5	-7	-11	-67
7504q1	30016u1	8442e1	23450l1	6566f1	113498q1	62846i1

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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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