Cremona's table of elliptic curves

496 = 2⁴ · 31

Field	Data	Notes
Atkin-Lehner	2+ 31-	Signs for the Atkin-Lehner involutions
Class	496b	Isogeny class
Conductor	496	Conductor
∏ cp	1	Product of Tamagawa factors cp
deg	16	Modular degree for the optimal curve
Δ	-496 = -1 · 24 · 31	Discriminant
Eigenvalues	2+  2  1  3  2 -2 -6 -1	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,0,-1]	[a1,a2,a3,a4,a6]
j	-256/31	j-invariant
L	2.3224405827894	L(r)(E,1)/r!
Ω	2.3224405827894	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	248a1 1984k1 4464h1 12400j1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 496b1

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	1	3	2	-2	-6	-1	6	4	-	-2	7	-4	-8	8	-3	-6	12	-3	-10	12	-2	-16	-7

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Quadratic twists for elliptic curve 496b1

-4	8	-3	5	-7	-11	13	-31
248a1	1984k1	4464h1	12400j1	24304d1	60016c1	83824b1	15376m1

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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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