Cremona's table of elliptic curves

20085 = 3 · 5 · 13 · 103

Class	r	Atkin-Lehner	Eigenvalues
20085a (1 curve)	1	3+ 5+ 13- 103-	1 3+ 5+ -3  6 13- -3  0
Curve Equation t Generators 20085a1 [1,1,0,-3178,239257] 1 [-48:557:1]
20085b (1 curve)	1	3+ 5+ 13- 103-	2 3+ 5+  1 -3 13-  3  2
Curve Equation t Generators 20085b1 [0,-1,1,-14341436,-22540465129] 1 [1714599888344:350406969360951:40707584]
20085c (1 curve)	1	3+ 5+ 13- 103-	-2 3+ 5+ -3  3 13-  3  0
Curve Equation t Generators 20085c1 [0,-1,1,34,182] 1 [13:51:1]
20085d (4 curves)	1	3+ 5- 13- 103+	1 3+ 5-  4  0 13- -6 -8
Curve Equation t Generators 20085d1 [1,1,0,-2092,35971] 2 [9366:-643:343] 20085d2 [1,1,0,-2097,35784] 4 [8:136:1] 20085d3 [1,1,0,-3722,-29541] 2 [-66:243:8] 20085d4 [1,1,0,-552,89241] 4 [18232:2452759:1]
20085e (1 curve)	0	3- 5- 13+ 103-	1 3- 5-  1 -2 13+  5  0
Curve Equation t 20085e1 [1,0,1,12,-17] 1
20085f (2 curves)	0	3- 5- 13+ 103-	1 3- 5- -2  4 13+  2  6
Curve Equation t 20085f1 [1,0,1,-21393,-1218617] 2 20085f2 [1,0,1,-343268,-77438617] 2

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

Part of Computational Number Theory
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