Cremona's table of elliptic curves

1521 = 3² · 13²

Field	Data	Notes
Atkin-Lehner	3- 13+	Signs for the Atkin-Lehner involutions
Class	1521d	Isogeny class
Conductor	1521	Conductor
∏ cp	16	Product of Tamagawa factors cp
Δ	5352009260481 = 38 · 138	Discriminant
Eigenvalues	1 3-  2  4  4 13+ -2  0	Hecke eigenvalues for primes up to 20
Equation	[1,-1,0,-6876,190867]	[a1,a2,a3,a4,a6]
j	10218313/1521	j-invariant
L	2.9291777313454	L(r)(E,1)/r!
Ω	0.73229443283636	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	4	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	24336bt2 97344cg2 507c2 38025bm2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 1521d2

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

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Quadratic twists for elliptic curve 1521d2

-4	8	-3	5	-7	13
24336bt2	97344cg2	507c2	38025bm2	74529z2	117a2

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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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