Cremona's table of elliptic curves

86989 = 7 · 17² · 43

Class	r	Atkin-Lehner	Eigenvalues
86989a (1 curve)	0	7+ 17+ 43-	1  3 -3 7+  6 -5 17+  4
Curve Equation t 86989a1 [1,-1,0,14,-157] 1
86989b (1 curve)	0	7+ 17- 43+	-1  0  1 7+ -3 -2 17- -7
Curve Equation t 86989b1 [1,-1,1,-251023287,1530848221562] 1
86989c (1 curve)	1	7+ 17- 43-	1 -1 -2 7+ -2  4 17-  1
Curve Equation t Generators 86989c1 [1,1,0,-863971,-266731174] 1 [55610:13084324:1]
86989d (1 curve)	2	7- 17+ 43+	-1  0 -1 7-  3 -2 17+ -7
Curve Equation t Generators 86989d1 [1,-1,1,-868593,311795708] 1 [544:-493:1]&[201:11953:1]
86989e (1 curve)	0	7- 17+ 43+	-1  1  3 7- -2 -3 17+  2
Curve Equation t 86989e1 [1,0,0,2306,-310049] 1
86989f (2 curves)	1	7- 17+ 43-	1  0  0 7- -4  2 17+ -4
Curve Equation t Generators 86989f1 [1,-1,0,8038,361399] 2 [-878130880:12080202479:32768000] 86989f2 [1,-1,0,-54097,3704262] 2 [-227890:2153129:1000]
86989g (1 curve)	1	7- 17+ 43-	1  1  2 7-  2  4 17+  1
Curve Equation t Generators 86989g1 [1,0,1,-2990,-54467] 1 [73:306:1]
86989h (1 curve)	1	7- 17+ 43-	1 -3  3 7- -6 -5 17+  4
Curve Equation t Generators 86989h1 [1,-1,0,3992,-755297] 1 [39432:14675:512]
86989i (1 curve)	1	7- 17+ 43-	1 -3 -3 7-  2 -1 17+  8
Curve Equation t Generators 86989i1 [1,-1,0,-9042286,-11712291869] 1 [5402:308841:1]
86989j (1 curve)	1	7- 17+ 43-	-1  1  1 7- -2 -5 17+ -8
Curve Equation t Generators 86989j1 [1,0,0,-3185,82124] 1 [41:124:1]

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