Cremona's table of elliptic curves

20400 = 2⁴ · 3 · 5² · 17

Field	Data	Notes
Atkin-Lehner	2- 3+ 5+ 17+	Signs for the Atkin-Lehner involutions
Class	20400bv	Isogeny class
Conductor	20400	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	34560	Modular degree for the optimal curve
Δ	-34680000000000 = -1 · 212 · 3 · 510 · 172	Discriminant
Eigenvalues	2- 3+ 5+ -1 -2 -1 17+  1	Hecke eigenvalues for primes up to 20
Equation	[0,-1,0,6667,-192963]	[a1,a2,a3,a4,a6]
j	819200/867	j-invariant
L	0.70784795425076	L(r)(E,1)/r!
Ω	0.35392397712538	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	1275e1 81600hx1 61200fm1 20400dv1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 20400bv1

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
-	+	+	-1	-2	-1	+	1	-4	-4	-7	6	2	-3	-4	14	-6	-7	-11	-2	2	0	-4	10	9

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Quadratic twists for elliptic curve 20400bv1

-4	8	-3	5
1275e1	81600hx1	61200fm1	20400dv1

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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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