Cremona's table of elliptic curves
Conductor 40
40 = 2
3
· 5
Isogeny classes of curves of conductor 40
[newforms of level 40]
Class
r
Atkin-Lehner
Eigenvalues
40a
(4 curves)
0
2
+
5
-
2
+
0
5
-
-4
4
-2
2
4
Curve
Equation
t
40a1
[0,0,0,-7,-6]
4
40a2
[0,0,0,-107,-426]
2
40a3
[0,0,0,-2,1]
4
40a4
[0,0,0,13,-34]
4
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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