Cremona's table of elliptic curves

22218 = 2 · 3 · 7 · 23²

Field	Data	Notes
Atkin-Lehner	2- 3+ 7+ 23-	Signs for the Atkin-Lehner involutions
Class	22218t	Isogeny class
Conductor	22218	Conductor
∏ cp	256	Product of Tamagawa factors cp
deg	270336	Modular degree for the optimal curve
Δ	-98404140458115072 = -1 · 216 · 32 · 72 · 237	Discriminant
Eigenvalues	2- 3+  2 7+  4 -2  6 -4	Hecke eigenvalues for primes up to 20
Equation	[1,1,1,66643,-13534621]	[a1,a2,a3,a4,a6]
Generators	[279:5044:1]	Generators of the group modulo torsion
j	221115865823/664731648	j-invariant
L	7.9748093020942	L(r)(E,1)/r!
Ω	0.17257868438489	Real period
R	2.8881062754499	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	66654j1 966g1	Quadratic twists by: -3 -23

Hecke Eigenvalues for elliptic curve 22218t1

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

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Quadratic twists for elliptic curve 22218t1

-3	-23
66654j1	966g1

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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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