Cremona's table of elliptic curves

27872 = 2⁵ · 13 · 67

Field	Data	Notes
Atkin-Lehner	2+ 13- 67+	Signs for the Atkin-Lehner involutions
Class	27872b	Isogeny class
Conductor	27872	Conductor
∏ cp	4	Product of Tamagawa factors cp
deg	24384	Modular degree for the optimal curve
Δ	-29878784 = -1 · 29 · 13 · 672	Discriminant
Eigenvalues	2+ -3 -1 -1  0 13-  1  0	Hecke eigenvalues for primes up to 20
Equation	[0,0,0,-5203,144454]	[a1,a2,a3,a4,a6]
Generators	[-38:536:1] [29:134:1]	Generators of the group modulo torsion
j	-30423924092232/58357	j-invariant
L	4.9653659873888	L(r)(E,1)/r!
Ω	1.7957465350535	Real period
R	0.69126765532666	Regulator
r	2	Rank of the group of rational points
S	0.99999999999982	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	27872d1 55744e1	Quadratic twists by: -4 8

Hecke Eigenvalues for elliptic curve 27872b1

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
+	-3	-1	-1	0	-	1	0	-8	-2	0	-7	-2	-13	-3	-6	-4	6	+	-13	12	-4	-12	0	4

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Quadratic twists for elliptic curve 27872b1

-4	8
27872d1	55744e1

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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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