Cremona's table of elliptic curves

28386 = 2 · 3² · 19 · 83

Class	r	Atkin-Lehner	Eigenvalues
28386a (1 curve)	0	2+ 3- 19+ 83+	2+ 3-  0  1 -1 -4 -5 19+
Curve Equation t 28386a1 [1,-1,0,-17712,-902912] 1
28386b (2 curves)	0	2+ 3- 19+ 83+	2+ 3- -2  4  0  4  2 19+
Curve Equation t 28386b1 [1,-1,0,-15318,705780] 2 28386b2 [1,-1,0,7722,2627316] 2
28386c (1 curve)	1	2+ 3- 19- 83+	2+ 3-  0  1 -1  4  3 19-
Curve Equation t Generators 28386c1 [1,-1,0,3,449] 1 [-4:21:1]
28386d (2 curves)	1	2+ 3- 19- 83+	2+ 3-  4 -4  0  4  2 19-
Curve Equation t Generators 28386d1 [1,-1,0,-73530,-7656012] 2 [-343707:158781:2197] 28386d2 [1,-1,0,-72090,-7971372] 2 [135257265:-2458790199:274625]
28386e (2 curves)	0	2+ 3- 19- 83-	2+ 3-  0  4  0  0 -6 19-
Curve Equation t 28386e1 [1,-1,0,-5963337,5606575245] 2 28386e2 [1,-1,0,-5957577,5617942029] 2
28386f (1 curve)	1	2- 3- 19+ 83+	2- 3- -4  1  0  1 -3 19+
Curve Equation t Generators 28386f1 [1,-1,1,-15917,-787435] 1 [175:1240:1]
28386g (4 curves)	1	2- 3- 19- 83-	2- 3-  2  0 -4  2 -2 19-
Curve Equation t Generators 28386g1 [1,-1,1,-344,2395] 2 [-5:65:1] 28386g2 [1,-1,1,-1064,-10277] 4 [-13:41:1] 28386g3 [1,-1,1,2356,-64997] 2 [329:5855:1] 28386g4 [1,-1,1,-16004,-775205] 2 [-9095:5339:125]

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

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