Cremona's table of elliptic curves
Conductor 196
196 = 2
2
· 7
2
Isogeny classes of curves of conductor 196
[newforms of level 196]
Class
r
Atkin-Lehner
Eigenvalues
196b
(2 curves)
0
2
-
7
+
2
-
1
3
7
+
-3
2
3
-1
Curve
Equation
t
196b1
[0,1,0,-114,-127]
3
196b2
[0,1,0,-6974,-226507]
1
196a
(2 curves)
1
2
-
7
-
2
-
-1
-3
7
-
-3
-2
-3
1
Curve
Equation
t
Generators
196a1
[0,-1,0,-2,1]
1
[0:1:1]
196a2
[0,-1,0,-142,701]
1
[7:1:1]
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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