Cremona's table of elliptic curves

129808 = 2⁴ · 7 · 19 · 61

Class	r	Atkin-Lehner	Eigenvalues
129808a (2 curves)	0	2+ 7+ 19+ 61-	2+  0  2 7+ -4 -2  6 19+
Curve Equation t 129808a1 [0,0,0,-46534,3830535] 2 129808a2 [0,0,0,-12239,9352030] 2
129808b (1 curve)	0	2+ 7+ 19+ 61-	2+ -3  2 7+ -4 -2  6 19+
Curve Equation t 129808b1 [0,0,0,-16999,-853067] 1
129808c (1 curve)	0	2+ 7- 19+ 61+	2+ -2  4 7-  6 -2 -3 19+
Curve Equation t 129808c1 [0,1,0,-31521,-3000053] 1
129808d (1 curve)	1	2+ 7- 19- 61+	2+ -1  2 7- -4  2  2 19-
Curve Equation t Generators 129808d1 [0,-1,0,-1072,-13117] 1 [-231679:65365:12167]
129808e (1 curve)	1	2+ 7- 19- 61+	2+ -2  0 7-  2  2  1 19-
Curve Equation t Generators 129808e1 [0,1,0,-4067313,-3158610053] 1 [15254:1866655:1]
129808f (1 curve)	0	2- 7+ 19+ 61+	2- -3  4 7+  2 -2  6 19+
Curve Equation t 129808f1 [0,0,0,-13,-5] 1
129808g (1 curve)	1	2- 7+ 19- 61+	2-  1 -2 7+ -1 -7  8 19-
Curve Equation t Generators 129808g1 [0,1,0,519736,27234932] 1 [-52:266:1]
129808h (1 curve)	1	2- 7- 19+ 61+	2- -1 -2 7-  4 -2 -2 19+
Curve Equation t Generators 129808h1 [0,-1,0,-54,-77] 1 [-3:7:1]
129808i (1 curve)	1	2- 7- 19+ 61+	2- -1 -2 7- -5 -5  4 19+
Curve Equation t Generators 129808i1 [0,-1,0,-750464,250482688] 1 [512:448:1]
129808j (1 curve)	1	2- 7- 19+ 61+	2-  2 -2 7-  4  4 -5 19+
Curve Equation t Generators 129808j1 [0,-1,0,66131,-4395615] 1 [1677:69426:1]
129808k (1 curve)	0	2- 7- 19+ 61-	2- -3  2 7-  0 -6 -2 19+
Curve Equation t 129808k1 [0,0,0,-649,-1157] 1
129808l (1 curve)	1	2- 7- 19- 61-	2-  1  2 7-  1  1  0 19-
Curve Equation t Generators 129808l1 [0,1,0,-432,-5548] 1 [678:224:27]

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