Cremona's table of elliptic curves

6230 = 2 · 5 · 7 · 89

Class	r	Atkin-Lehner	Eigenvalues
6230a (2 curves)	1	2+ 5+ 7+ 89+	2+  0 5+ 7+  0  4  2 -2
Curve Equation t Generators 6230a1 [1,-1,0,-4025,-93075] 2 [95:565:1] 6230a2 [1,-1,0,2375,-365715] 2 [617:15044:1]
6230b (1 curve)	0	2+ 5- 7+ 89+	2+  2 5- 7+  3  2 -7  5
Curve Equation t 6230b1 [1,1,0,-982,-12336] 1
6230c (1 curve)	1	2+ 5- 7+ 89-	2+ -1 5- 7+ -1  4  0  2
Curve Equation t Generators 6230c1 [1,1,0,-1442,22246] 1 [77:574:1]
6230d (2 curves)	1	2+ 5- 7+ 89-	2+ -2 5- 7+  0 -4  2  6
Curve Equation t Generators 6230d1 [1,0,1,-158,-432] 2 [-6:20:1] 6230d2 [1,0,1,-1158,14768] 2 [34:105:1]
6230e (2 curves)	1	2+ 5- 7- 89+	2+ -2 5- 7- -4 -2 -2  0
Curve Equation t Generators 6230e1 [1,0,1,-88,306] 2 [0:17:1] 6230e2 [1,0,1,-38,666] 2 [2:23:1]
6230f (1 curve)	1	2- 5+ 7+ 89-	2-  0 5+ 7+ -1  4  7 -5
Curve Equation t Generators 6230f1 [1,-1,1,-80710138,535995484217] 1 [5105:504391:1]
6230g (1 curve)	1	2- 5- 7+ 89+	2- -2 5- 7+ -5  2 -7  1
Curve Equation t Generators 6230g1 [1,0,0,-2965,62817] 1 [74:-537:1]
6230h (1 curve)	1	2- 5- 7- 89-	2- -2 5- 7- -1 -2 -3  3
Curve Equation t Generators 6230h1 [1,0,0,50,-60] 1 [2:6:1]

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