Cremona's table of elliptic curves

25620 = 2² · 3 · 5 · 7 · 61

Field	Data	Notes
Atkin-Lehner	2- 3+ 5+ 7+ 61-	Signs for the Atkin-Lehner involutions
Class	25620b	Isogeny class
Conductor	25620	Conductor
∏ cp	24	Product of Tamagawa factors cp
Δ	-102921073920 = -1 · 28 · 32 · 5 · 74 · 612	Discriminant
Eigenvalues	2- 3+ 5+ 7+  2  2  4  0	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-756,17640]	[a1,a2,a3,a4,a6]
Generators	[14:-98:1]	Generators of the group modulo torsion
j	-186906097744/402035445	j-invariant
L	4.2522840775229	L(r)(E,1)/r!
Ω	0.94296274517478	Real period
R	0.75158219828623	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	102480cc2 76860i2 128100t2	Quadratic twists by: -4 -3 5

Hecke Eigenvalues for elliptic curve 25620b2

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	0	0	-6	-2	4	-2	0	0	-4	6	-	-12	10	2	-10	4	-14	-10

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Quadratic twists for elliptic curve 25620b2

-4	-3	5
102480cc2	76860i2	128100t2

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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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