Cremona's table of elliptic curves

8487 = 3² · 23 · 41

Class	r	Atkin-Lehner	Eigenvalues
8487a (1 curve)	1	3+ 23+ 41+	-2 3+  0  2  3  4  1 -4
Curve Equation t Generators 8487a1 [0,0,1,135,-790] 1 [45:310:1]
8487b (2 curves)	0	3+ 23+ 41-	0 3+  3 -1 -6  2 -6  5
Curve Equation t 8487b1 [0,0,1,-186,924] 3 8487b2 [0,0,1,-2646,-52171] 1
8487c (2 curves)	0	3+ 23- 41+	0 3+ -3 -1  6  2  6  5
Curve Equation t 8487c1 [0,0,1,-294,1932] 3 8487c2 [0,0,1,-1674,-24955] 1
8487d (1 curve)	1	3+ 23- 41-	2 3+  0  2 -3  4 -1 -4
Curve Equation t Generators 8487d1 [0,0,1,15,29] 1 [18:65:8]
8487e (4 curves)	0	3- 23+ 41+	1 3-  2 -4  0 -2 -6 -8
Curve Equation t 8487e1 [1,-1,0,-1656,22747] 2 8487e2 [1,-1,0,-25461,1570072] 4 8487e3 [1,-1,0,-407376,100180525] 2 8487e4 [1,-1,0,-24426,1702759] 2
8487f (2 curves)	0	3- 23+ 41+	-1 3-  2  2 -2 -2  0  6
Curve Equation t 8487f1 [1,-1,1,-554,4848] 2 8487f2 [1,-1,1,481,20166] 2
8487g (1 curve)	1	3- 23+ 41-	0 3-  1  1 -4  0  0 -5
Curve Equation t Generators 8487g1 [0,0,1,-471342,-124551977] 1 [-135947:7393:343]
8487h (1 curve)	1	3- 23+ 41-	0 3- -3  1  0 -4  0  3
Curve Equation t Generators 8487h1 [0,0,1,-3286074,-2176995713] 1 [-5293885:52167884:4913]
8487i (1 curve)	1	3- 23- 41+	0 3- -1 -3 -4  0  4 -1
Curve Equation t Generators 8487i1 [0,0,1,-48,-108] 1 [-4:4:1]
8487j (2 curves)	1	3- 23- 41+	-1 3-  2  2 -2  6 -8 -2
Curve Equation t Generators 8487j1 [1,-1,1,-119,-530] 2 [25:95:1] 8487j2 [1,-1,1,-1964,-33002] 2 [446:1123:8]
8487k (2 curves)	1	3- 23- 41+	-1 3-  2 -2  2 -2  0 -6
Curve Equation t Generators 8487k1 [1,-1,1,-9959,385566] 2 [8:549:1] 8487k2 [1,-1,1,-159404,24535878] 2 [251:414:1]
8487l (2 curves)	1	3- 23- 41+	-1 3- -2 -2  6  6  0 -6
Curve Equation t Generators 8487l1 [1,-1,1,1174,-50848] 2 [30:88:1] 8487l2 [1,-1,1,-15431,-668554] 2 [-59:213:1]

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