Cremona's table of elliptic curves

52640 = 2⁵ · 5 · 7 · 47

Class	r	Atkin-Lehner	Eigenvalues
52640a (1 curve)	1	2+ 5+ 7+ 47+	2+  0 5+ 7+ -6  1 -6 -2
Curve Equation t Generators 52640a1 [0,0,0,232,57808] 1 [-24:196:1]
52640b (2 curves)	1	2+ 5+ 7+ 47+	2+  2 5+ 7+  2  2  6 -4
Curve Equation t Generators 52640b1 [0,-1,0,-526,1776] 2 [2568:130104:1] 52640b2 [0,-1,0,-6776,216776] 2 [-742:1575:8]
52640c (2 curves)	0	2+ 5+ 7+ 47-	2+  2 5+ 7+  2  2 -6  0
Curve Equation t 52640c1 [0,-1,0,-126,560] 2 52640c2 [0,-1,0,-376,-2040] 2
52640d (2 curves)	0	2+ 5+ 7- 47+	2+  0 5+ 7-  2 -6  0  0
Curve Equation t 52640d1 [0,0,0,-20453,-1115452] 2 52640d2 [0,0,0,-4828,-2777952] 2
52640e (2 curves)	0	2+ 5+ 7- 47+	2+  2 5+ 7-  0 -2  8 -4
Curve Equation t 52640e1 [0,-1,0,-106,456] 2 52640e2 [0,-1,0,-56,836] 2
52640f (2 curves)	2	2+ 5+ 7- 47+	2+ -2 5+ 7- -2  2 -6  0
Curve Equation t Generators 52640f1 [0,1,0,-126,-560] 2 [-6:4:1]&[24:104:1] 52640f2 [0,1,0,-376,2040] 2 [-13:70:1]&[-10:70:1]
52640g (1 curve)	1	2+ 5+ 7- 47-	2+  0 5+ 7-  6  1 -6  2
Curve Equation t Generators 52640g1 [0,0,0,232,-57808] 1 [52:308:1]
52640h (2 curves)	1	2+ 5+ 7- 47-	2+ -2 5+ 7- -2  2  6  4
Curve Equation t Generators 52640h1 [0,1,0,-526,-1776] 2 [42:228:1] 52640h2 [0,1,0,-6776,-216776] 2 [374:7050:1]
52640i (2 curves)	0	2+ 5- 7- 47-	2+  0 5- 7- -2 -2  4 -8
Curve Equation t 52640i1 [0,0,0,-437,-3516] 2 52640i2 [0,0,0,-412,-3936] 2
52640j (2 curves)	0	2+ 5- 7- 47-	2+  2 5- 7-  0  2  4 -4
Curve Equation t 52640j1 [0,-1,0,-190170,-18955768] 2 52640j2 [0,-1,0,591080,-135518268] 2
52640k (2 curves)	1	2- 5+ 7+ 47-	2-  0 5+ 7+ -2 -6  0  0
Curve Equation t Generators 52640k1 [0,0,0,-20453,1115452] 2 [157:1332:1] 52640k2 [0,0,0,-4828,2777952] 2 [-58:1692:1]
52640l (2 curves)	1	2- 5+ 7+ 47-	2- -2 5+ 7+  0 -2  8  4
Curve Equation t Generators 52640l1 [0,1,0,-106,-456] 2 [12:12:1] 52640l2 [0,1,0,-56,-836] 2 [6010:164829:8]
52640m (2 curves)	1	2- 5- 7+ 47+	2-  0 5- 7+  2 -2  4  8
Curve Equation t Generators 52640m1 [0,0,0,-437,3516] 2 [21:60:1] 52640m2 [0,0,0,-412,3936] 2 [-10:84:1]
52640n (2 curves)	1	2- 5- 7+ 47+	2- -2 5- 7+  0  2  4  4
Curve Equation t Generators 52640n1 [0,1,0,-190170,18955768] 2 [-19:4750:1] 52640n2 [0,1,0,591080,135518268] 2 [1231:52250:1]

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