Cremona's table of elliptic curves

1850 = 2 · 5² · 37

Class	r	Atkin-Lehner	Eigenvalues
1850a (4 curves)	1	2+ 5+ 37+	2+  2 5+ -2  0 -2 -6  2
Curve Equation t Generators 1850a1 [1,1,0,-1875,-17875] 2 [-19:116:1] 1850a2 [1,1,0,6125,-121875] 2 [30:285:1] 1850a3 [1,1,0,-131875,-18487875] 2 [18592530:250098685:35937] 1850a4 [1,1,0,-131375,-18634375] 2 [1780:72535:1]
1850b (1 curve)	1	2+ 5+ 37+	2+ -2 5+  0  4  2 -8 -5
Curve Equation t Generators 1850b1 [1,0,1,-1,-12] 1 [3:2:1]
1850c (1 curve)	0	2+ 5- 37+	2+ -1 5-  4  3  6  3 -3
Curve Equation t 1850c1 [1,1,0,-75,-1625] 1
1850d (1 curve)	0	2+ 5- 37+	2+  3 5-  0 -1  2  7  5
Curve Equation t 1850d1 [1,-1,0,-77617,8944541] 1
1850e (1 curve)	1	2+ 5- 37-	2+  0 5- -1 -3  4  3  0
Curve Equation t Generators 1850e1 [1,-1,0,-242,1916] 1 [19:53:1]
1850f (2 curves)	1	2+ 5- 37-	2+  0 5-  2  0 -2  6 -6
Curve Equation t Generators 1850f1 [1,-1,0,-857,-9299] 2 [-15:11:1] 1850f2 [1,-1,0,-13657,-610899] 2 [2199:101853:1]
1850g (2 curves)	1	2+ 5- 37-	2+ -2 5- -4  0  2  0  5
Curve Equation t Generators 1850g1 [1,0,1,-476,9498] 3 [17:71:1] 1850g2 [1,0,1,4149,-216202] 1 [2901:31304:27]
1850h (3 curves)	0	2- 5+ 37+	2-  2 5+  1  3  4 -3  2
Curve Equation t 1850h1 [1,1,1,-1338,18281] 1 1850h2 [1,1,1,-463,42781] 1 1850h3 [1,1,1,4162,-1150469] 1
1850i (2 curves)	0	2- 5+ 37+	2-  2 5+  4  0 -2  0  5
Curve Equation t 1850i1 [1,1,1,-11888,1187281] 1 1850i2 [1,1,1,103737,-27025219] 1
1850j (4 curves)	1	2- 5+ 37-	2-  0 5+  0 -4 -2  2 -4
Curve Equation t Generators 1850j1 [1,-1,1,-130,497] 4 [-7:35:1] 1850j2 [1,-1,1,-630,-5503] 4 [-106:205:8] 1850j3 [1,-1,1,-9880,-375503] 2 [1743576:7563175:13824] 1850j4 [1,-1,1,620,-25503] 2 [1662:23215:8]
1850k (1 curve)	1	2- 5+ 37-	2-  1 5+ -4  3 -6 -3 -3
Curve Equation t Generators 1850k1 [1,0,0,-3,-13] 1 [38:55:8]
1850l (1 curve)	1	2- 5+ 37-	2- -2 5+ -1  3  0 -3 -6
Curve Equation t Generators 1850l1 [1,0,0,312,-3008] 1 [12:44:1]
1850m (1 curve)	1	2- 5+ 37-	2- -3 5+  0 -1 -2 -7  5
Curve Equation t Generators 1850m1 [1,-1,1,-3105,72177] 1 [183:-2460:1]
1850n (1 curve)	1	2- 5- 37+	2-  0 5-  1 -3 -4 -3  0
Curve Equation t Generators 1850n1 [1,-1,1,-10,17] 1 [-1:5:1]
1850o (2 curves)	1	2- 5- 37+	2-  0 5- -2  0  2 -6 -6
Curve Equation t Generators 1850o1 [1,-1,1,-21430,-1183803] 2 [-87:171:1] 1850o2 [1,-1,1,-341430,-76703803] 2 [-337:171:1]
1850p (1 curve)	0	2- 5- 37-	2-  2 5-  0  4 -2  8 -5
Curve Equation t 1850p1 [1,1,1,-13,-1469] 1

Data from Elliptic Curve Data by J. E. Cremona.
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