Cremona's table of elliptic curves

21294 = 2 · 3² · 7 · 13²

Field	Data	Notes
Atkin-Lehner	2- 3+ 7- 13+	Signs for the Atkin-Lehner involutions
Class	21294bu	Isogeny class
Conductor	21294	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	24960	Modular degree for the optimal curve
Δ	308346212538 = 2 · 33 · 7 · 138	Discriminant
Eigenvalues	2- 3+  0 7- -1 13+  7 -7	Hecke eigenvalues for primes up to 20
Equation	[1,-1,1,-2060,24613]	[a1,a2,a3,a4,a6]
Generators	[62:727:8]	Generators of the group modulo torsion
j	43875/14	j-invariant
L	8.2355890309189	L(r)(E,1)/r!
Ω	0.89509315384579	Real period
R	4.6004089046679	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	21294i1 21294b1	Quadratic twists by: -3 13

Hecke Eigenvalues for elliptic curve 21294bu1

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
-	+	0	-	-1	+	7	-7	-2	-1	-2	-2	9	0	-5	-11	0	-5	8	12	-2	-11	-4	-5	-4

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Quadratic twists for elliptic curve 21294bu1

-3	13
21294i1	21294b1

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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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