Cremona's table of elliptic curves

28196 = 2² · 7 · 19 · 53

Class	r	Atkin-Lehner	Eigenvalues
28196a (1 curve)	0	2- 7- 19+ 53-	2-  3 -2 7-  5  0  5 19+
Curve Equation t 28196a1 [0,0,0,-181,15461] 1
28196b (1 curve)	0	2- 7- 19- 53+	2-  3 -4 7-  1  4 -3 19-
Curve Equation t 28196b1 [0,0,0,23,5] 1
28196c (2 curves)	1	2- 7- 19- 53-	2-  1  0 7- -3  2 -3 19-
Curve Equation t Generators 28196c1 [0,1,0,322,-343] 3 [29:185:1] 28196c2 [0,1,0,-4978,-142595] 1 [285:4655:1]
28196d (1 curve)	1	2- 7- 19- 53-	2- -1 -2 7- -3 -2 -3 19-
Curve Equation t Generators 28196d1 [0,-1,0,-615494,-189311675] 1 [1047:17689:1]
28196e (1 curve)	1	2- 7- 19- 53-	2- -1 -4 7-  1  0 -7 19-
Curve Equation t Generators 28196e1 [0,-1,0,90,-2099] 1 [15:49:1]
28196f (1 curve)	1	2- 7- 19- 53-	2-  3  0 7-  1  0 -7 19-
Curve Equation t Generators 28196f1 [0,0,0,-259705,50941133] 1 [7932:361:27]

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

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