Cremona's table of elliptic curves
Conductor 817
817 = 19 · 43
Isogeny classes of curves of conductor 817
[newforms of level 817]
Class
r
Atkin-Lehner
Eigenvalues
817a
(1 curve)
2
19
+
43
-
0
-2
-2
-4
-5
-3
-3
19
+
Curve
Equation
t
Generators
817a1
[0,1,1,1,6]
1
[-2:0:1]&[4:9:1]
817b
(1 curve)
1
19
-
43
-
0
-2
-2
4
3
1
-3
19
-
Curve
Equation
t
Generators
817b1
[0,1,1,-16649,821406]
1
[-2:924:1]
Data from
Elliptic Curve Data
by J. E. Cremona.
Design inspired by
The Modular Forms Explorer
by William Stein.
Part of
Computational Number Theory
Back to
Tables and computations