Cremona's table of elliptic curves

10220 = 2² · 5 · 7 · 73

Class	r	Atkin-Lehner	Eigenvalues
10220a (1 curve)	0	2- 5+ 7+ 73+	2-  1 5+ 7+ -3  5  7  4
Curve Equation t 10220a1 [0,1,0,259,1775] 1
10220b (1 curve)	0	2- 5+ 7+ 73+	2-  3 5+ 7+  4  6 -4  4
Curve Equation t 10220b1 [0,0,0,32,233] 1
10220c (1 curve)	1	2- 5+ 7- 73+	2- -1 5+ 7-  1  3  1 -2
Curve Equation t Generators 10220c1 [0,-1,0,-61,-407239] 1 [88:511:1]
10220d (2 curves)	0	2- 5+ 7- 73-	2-  1 5+ 7-  0  2  0  8
Curve Equation t 10220d1 [0,1,0,499,2684] 3 10220d2 [0,1,0,-5341,-192080] 1
10220e (2 curves)	1	2- 5- 7+ 73+	2- -2 5- 7+  6 -6 -6  0
Curve Equation t Generators 10220e1 [0,1,0,-105,340] 2 [-12:4:1] 10220e2 [0,1,0,140,1908] 2 [11:70:1]
10220f (1 curve)	1	2- 5- 7- 73-	2- -1 5- 7-  1  7  5  0
Curve Equation t Generators 10220f1 [0,-1,0,-691565,221709337] 1 [339:5110:1]
10220g (1 curve)	1	2- 5- 7- 73-	2- -1 5- 7-  4 -2 -4  0
Curve Equation t Generators 10220g1 [0,-1,0,-5,70] 1 [-3:7:1]

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