Cremona's table of elliptic curves

64258 = 2 · 19² · 89

Class	r	Atkin-Lehner	Eigenvalues
64258a (1 curve)	1	2+ 19- 89-	2+  1  0  2 -5  4 -6 19-
Curve Equation t Generators 64258a1 [1,0,1,-719481,-263813220] 1 [1585313331060009678:178507088298460867925:123379553131687]
64258b (2 curves)	1	2+ 19- 89-	2+ -1  3 -4 -6 -2  3 19-
Curve Equation t Generators 64258b1 [1,1,0,2159,196373] 1 [2:447:1] 64258b2 [1,1,0,-200001,34361413] 1 [262:47:1]
64258c (2 curves)	1	2+ 19- 89-	2+ -1 -3 -1  0  4  3 19-
Curve Equation t Generators 64258c1 [1,1,0,31,-11] 1 [2:7:1] 64258c2 [1,1,0,-349,2801] 1 [34:161:1]
64258d (2 curves)	0	2- 19+ 89+	2-  1 -3 -1  0 -4  3 19+
Curve Equation t 64258d1 [1,0,0,11003,163969] 3 64258d2 [1,0,0,-126177,-20220979] 1
64258e (1 curve)	2	2- 19+ 89+	2- -1  0  2 -5 -4 -6 19+
Curve Equation t Generators 64258e1 [1,1,1,-1993,37623] 1 [-21:276:1]&[3:176:1]
64258f (2 curves)	1	2- 19- 89+	2- -2  2  0  0  4  2 19-
Curve Equation t Generators 64258f1 [1,0,0,-16072,-676800] 2 [-56:248:1] 64258f2 [1,0,0,-247112,-47300672] 2 [-35880:13672:125]

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