Cremona's table of elliptic curves
Conductor 1645
1645 = 5 · 7 · 47
Isogeny classes of curves of conductor 1645
[newforms of level 1645]
Class
r
Atkin-Lehner
Eigenvalues
1645a
(2 curves)
0
5
+
7
+
47
-
1
0
5
+
7
+
6
2
-4
4
Curve
Equation
t
1645a1
[1,-1,0,-5,0]
2
1645a2
[1,-1,0,20,-15]
2
1645b
(1 curve)
1
5
-
7
+
47
-
0
-2
5
-
7
+
4
-1
-2
-6
Curve
Equation
t
Generators
1645b1
[0,1,1,-5,-9]
1
[3:3:1]
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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