Cremona's table of elliptic curves
Conductor 80
80 = 2
4
· 5
Isogeny classes of curves of conductor 80
[newforms of level 80]
Class
r
Atkin-Lehner
Eigenvalues
80a
(4 curves)
0
2
+
5
-
2
+
0
5
-
4
-4
-2
2
-4
Curve
Equation
t
80a1
[0,0,0,-7,6]
4
80a2
[0,0,0,-2,-1]
2
80a3
[0,0,0,-107,426]
4
80a4
[0,0,0,13,34]
4
80b
(4 curves)
0
2
-
5
+
2
-
2
5
+
-2
0
2
-6
4
Curve
Equation
t
80b1
[0,-1,0,4,-4]
2
80b2
[0,-1,0,-1,0]
2
80b3
[0,-1,0,-36,140]
2
80b4
[0,-1,0,-41,116]
2
Data from
Elliptic Curve Data
by J. E. Cremona.
Design inspired by
The Modular Forms Explorer
by William Stein.
Part of
Computational Number Theory
Back to
Tables and computations