Cremona's table of elliptic curves
Conductor 123
123 = 3 · 41
Isogeny classes of curves of conductor 123
[newforms of level 123]
Class
r
Atkin-Lehner
Eigenvalues
123b
(1 curve)
1
3
+
41
+
0
3
+
-2
-4
5
-4
-5
-2
Curve
Equation
t
Generators
123b1
[0,-1,1,1,-1]
1
[1:0:1]
123a
(2 curves)
1
3
-
41
-
-2
3
-
-4
-2
-3
-6
3
0
Curve
Equation
t
Generators
123a1
[0,1,1,-10,10]
5
[-4:1:1]
123a2
[0,1,1,20,-890]
1
[16:61:1]
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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