Cremona's table of elliptic curves

72100 = 2² · 5² · 7 · 103

Class	r	Atkin-Lehner	Eigenvalues
72100a (1 curve)	2	2- 5+ 7+ 103+	2- -2 5+ 7+ -2  1  3 -2
Curve Equation t Generators 72100a1 [0,1,0,-2133,23863] 1 [-47:150:1]&[-27:250:1]
72100b (1 curve)	2	2- 5+ 7+ 103+	2- -2 5+ 7+ -3 -6  2 -2
Curve Equation t Generators 72100b1 [0,1,0,42,-227] 1 [219:-721:27]&[177:2363:1]
72100c (1 curve)	1	2- 5+ 7- 103+	2-  0 5+ 7-  6  5  3  0
Curve Equation t Generators 72100c1 [0,0,0,-6200,-183500] 1 [-51:7:1]
72100d (1 curve)	2	2- 5+ 7- 103-	2- -3 5+ 7-  0 -6  0 -7
Curve Equation t Generators 72100d1 [0,0,0,-18700,984625] 1 [-120:1225:1]&[90:175:1]
72100e (2 curves)	0	2- 5- 7+ 103-	2-  0 5- 7+  4  6 -2 -2
Curve Equation t 72100e1 [0,0,0,-4000,-121875] 2 72100e2 [0,0,0,-68375,-6881250] 2
72100f (1 curve)	2	2- 5- 7+ 103-	2- -1 5- 7+  2 -6 -6 -5
Curve Equation t Generators 72100f1 [0,-1,0,107,-1018] 1 [7:5:1]&[13:-49:1]
72100g (2 curves)	0	2- 5- 7- 103+	2-  0 5- 7-  4 -6  2 -2
Curve Equation t 72100g1 [0,0,0,-160,-975] 2 72100g2 [0,0,0,-2735,-55050] 2
72100h (1 curve)	0	2- 5- 7- 103+	2-  1 5- 7-  2  6  6 -5
Curve Equation t 72100h1 [0,1,0,2667,-121912] 1
72100i (1 curve)	1	2- 5- 7- 103-	2-  2 5- 7- -3  6 -2 -2
Curve Equation t Generators 72100i1 [0,-1,0,1042,-30463] 1 [28:141:1]

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