Cremona's table of elliptic curves

1771 = 7 · 11 · 23

Field	Data	Notes
Atkin-Lehner	7+ 11- 23+	Signs for the Atkin-Lehner involutions
Class	1771a	Isogeny class
Conductor	1771	Conductor
∏ cp	1	Product of Tamagawa factors cp
deg	1280	Modular degree for the optimal curve
Δ	495598411 = 7 · 11 · 235	Discriminant
Eigenvalues	1 -3  3 7+ 11- -1  4 -5	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-253,-1058]	[a1,a2,a3,a4,a6]
j	1794942305577/495598411	j-invariant
L	1.2217453470205	L(r)(E,1)/r!
Ω	1.2217453470205	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	28336bn1 113344f1 15939f1 44275k1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1771a1

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	-3	3	+	-	-1	4	-5	+	-6	0	4	9	2	-5	4	12	10	3	-2	-3	-2	5	9	5

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Quadratic twists for elliptic curve 1771a1

-4	8	-3	5	-7	-11	-23
28336bn1	113344f1	15939f1	44275k1	12397j1	19481d1	40733h1

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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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