Cremona's table of elliptic curves

6840 = 2³ · 3² · 5 · 19

Field	Data	Notes
Atkin-Lehner	2+ 3- 5+ 19+	Signs for the Atkin-Lehner involutions
Conductor	6840	Conductor
Count	4	Number of curves in isogeny class
Curves	6840f1 6840f2 6840f3 6840f4	Curves in isogeny class
deg	2048	Modular degree for the optimal curve
Eigenvalues	2+ 3- 5+  4  0  2 -2 19+	Hecke eigenvalues for primes less than 20
L	2.3671340820931	L(r)(E,1)/r!
r	0	Rank of the group of rational points
Twists	13680q 54720cj 2280j 34200ck	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for isogeny class 6840f

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	0	2	-2	+	0	6	8	2	-6	-8	8	10	-12	-2	-4	8	2	0	-4	10	6

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Quadratic twists for isogeny class 6840f

-4	8	-3	5	-19
13680q	54720cj	2280j	34200ck	129960cn

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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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