Cremona's table of elliptic curves

1421 = 7² · 29

Field	Data	Notes
Atkin-Lehner	7- 29-	Signs for the Atkin-Lehner involutions
Class	1421i	Isogeny class
Conductor	1421	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	672	Modular degree for the optimal curve
Δ	-1170254603 = -1 · 79 · 29	Discriminant
Eigenvalues	-2 -1 -2 7-  0 -2  6  5	Hecke eigenvalues for primes up to 20
Equation	[0,-1,1,-114,-1674]	[a1,a2,a3,a4,a6]
Generators	[33:171:1]	Generators of the group modulo torsion
j	-4096/29	j-invariant
L	1.0342746517964	L(r)(E,1)/r!
Ω	0.64740790343971	Real period
R	0.79878129870001	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	22736bh1 90944r1 12789j1 35525m1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1421i1

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	-1	-2	-	0	-2	6	5	-3	-	0	-6	9	-2	9	5	-6	-2	-1	3	-1	2	-8	-9	-17

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Quadratic twists for elliptic curve 1421i1

-4	8	-3	5	-7	29
22736bh1	90944r1	12789j1	35525m1	1421h1	41209g1

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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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