Cremona's table of elliptic curves

11856 = 2⁴ · 3 · 13 · 19

Field	Data	Notes
Atkin-Lehner	2+ 3+ 13- 19-	Signs for the Atkin-Lehner involutions
Class	11856f	Isogeny class
Conductor	11856	Conductor
∏ cp	4	Product of Tamagawa factors cp
Δ	881905404976128 = 210 · 320 · 13 · 19	Discriminant
Eigenvalues	2+ 3+  2  0  4 13- -6 19-	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,-24952,518368]	[a1,a2,a3,a4,a6]
Generators	[497715:523754:3375]	Generators of the group modulo torsion
j	1677865892403172/861235747047	j-invariant
L	4.7131385943979	L(r)(E,1)/r!
Ω	0.44003376061119	Real period
R	10.710856793923	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	5928h3 47424cz4 35568s4	Quadratic twists by: -4 8 -3

Hecke Eigenvalues for elliptic curve 11856f3

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	0	4	-	-6	-	-4	-6	8	6	-6	-4	8	-6	-8	-2	-4	12	2	-8	-12	-14	2

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Quadratic twists for elliptic curve 11856f3

-4	8	-3
5928h3	47424cz4	35568s4

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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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