Cremona's table of elliptic curves

19557 = 3² · 41 · 53

Class	r	Atkin-Lehner	Eigenvalues
19557a (1 curve)	0	3- 41+ 53+	0 3-  0  4  6  2 -2 -3
Curve Equation t 19557a1 [0,0,1,-30,18] 1
19557b (2 curves)	1	3- 41+ 53-	0 3-  0  2  3 -4 -3 -4
Curve Equation t Generators 19557b1 [0,0,1,3660,-39465] 1 [23:238:1] 19557b2 [0,0,1,-40620,3811788] 3 [2804:148108:1]
19557c (1 curve)	1	3- 41+ 53-	-1 3-  2 -4  6 -1  1  1
Curve Equation t Generators 19557c1 [1,-1,1,-1184,-15384] 1 [48:167:1]
19557d (1 curve)	1	3- 41+ 53-	2 3-  2  2 -3 -4  7 -8
Curve Equation t Generators 19557d1 [0,0,1,321,589] 1 [2:203:8]
19557e (1 curve)	1	3- 41+ 53-	-2 3-  0  2  0  0  6  7
Curve Equation t Generators 19557e1 [0,0,1,-495,-3436] 1 [-8:3:1]
19557f (1 curve)	0	3- 41- 53-	0 3-  2 -2  5 -6  3  4
Curve Equation t 19557f1 [0,0,1,-11784,-526167] 1

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

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