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	20400dy	Isogeny class
Conductor	20400	Conductor
∏ cp	276	Product of Tamagawa factors cp
deg	6955200	Modular degree for the optimal curve
Δ	-8.3908836199445E+25	Discriminant
Eigenvalues	2- 3- 5-  4 -2 -2 17- -8	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-140720208,779092413588]	[a1,a2,a3,a4,a6]
Generators	[146658:55987200:1]	Generators of the group modulo torsion
j	-192607474931043120625/52443022624653312	j-invariant
L	6.9076557225066	L(r)(E,1)/r!
Ω	0.057666324741967	Real period
R	0.43400959289521	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	1	Number of elements in the torsion subgroup
Twists	2550z1 81600ho1 61200gv1 20400bz1	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 20400dy1

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
-	-	-	4	-2	-2	-	-8	1	-4	2	-3	-1	-6	4	13	-15	5	-10	1	16	-12	-11	-2	0

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Quadratic twists for elliptic curve 20400dy1

-4	8	-3	5
2550z1	81600ho1	61200gv1	20400bz1

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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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