Cremona's table of elliptic curves

1980 = 2² · 3² · 5 · 11

Class	r	Atkin-Lehner	Eigenvalues
1980a (2 curves)	1	2- 3- 5+ 11+	2- 3- 5+  0 11+  0  4 -4
Curve Equation t Generators 1980a1 [0,0,0,-48,-7] 2 [-4:11:1] 1980a2 [0,0,0,-543,-4858] 2 [-13:2:1]
1980b (4 curves)	0	2- 3- 5+ 11-	2- 3- 5+ -4 11- -4  0 -4
Curve Equation t 1980b1 [0,0,0,-408,-3107] 2 1980b2 [0,0,0,-903,5902] 2 1980b3 [0,0,0,-4008,96433] 6 1980b4 [0,0,0,-63903,6217702] 6
1980c (2 curves)	0	2- 3- 5- 11+	2- 3- 5-  0 11+ -4  2  2
Curve Equation t 1980c1 [0,0,0,-12,-259] 2 1980c2 [0,0,0,-687,-6874] 2
1980d (4 curves)	0	2- 3- 5- 11+	2- 3- 5-  2 11+  2  0  2
Curve Equation t 1980d1 [0,0,0,1968,123469] 2 1980d2 [0,0,0,-28407,1696894] 2 1980d3 [0,0,0,-140592,20306401] 6 1980d4 [0,0,0,-2249967,1299009526] 6
1980e (2 curves)	1	2- 3- 5- 11-	2- 3- 5- -2 11-  2 -8 -2
Curve Equation t Generators 1980e1 [0,0,0,-192,1649] 2 [-2:45:1] 1980e2 [0,0,0,-3567,81974] 2 [23:110:1]
1980f (4 curves)	1	2- 3- 5- 11-	2- 3- 5- -4 11- -4  6  2
Curve Equation t Generators 1980f1 [0,0,0,-372,-3611] 2 [35:162:1] 1980f2 [0,0,0,-6447,-199226] 2 [1090:9639:8] 1980f3 [0,0,0,2868,39481] 6 [-10:99:1] 1980f4 [0,0,0,-14007,346606] 6 [-18:770:1]

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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