Cremona's table of elliptic curves

27950 = 2 · 5² · 13 · 43

Class	r	Atkin-Lehner	Eigenvalues
27950a (3 curves)	1	2+ 5+ 13+ 43+	2+ -1 5+  1  3 13+ -6  2
Curve Equation t Generators 27950a1 [1,1,0,-1950,32500] 1 [25:-25:1] 27950a2 [1,1,0,5050,179500] 1 [65:855:1] 27950a3 [1,1,0,-48700,-7098250] 1 [753445:15767790:1331]
27950b (2 curves)	0	2+ 5+ 13+ 43-	2+  0 5+ -4  2 13+  2  4
Curve Equation t 27950b1 [1,-1,0,-5042,-163884] 2 27950b2 [1,-1,0,-85042,-9523884] 2
27950c (1 curve)	0	2+ 5+ 13+ 43-	2+ -1 5+ -1  1 13+  6 -6
Curve Equation t 27950c1 [1,1,0,-38025,6125125] 1
27950d (1 curve)	2	2+ 5+ 13- 43+	2+  0 5+  1 -3 13- -3 -8
Curve Equation t Generators 27950d1 [1,-1,0,-8627,310841] 1 [8380:-25991:125]&[55:-6:1]
27950e (2 curves)	0	2+ 5+ 13- 43+	2+  0 5+  4 -6 13-  2  8
Curve Equation t 27950e1 [1,-1,0,208,-884] 2 27950e2 [1,-1,0,-1042,-7134] 2
27950f (1 curve)	0	2+ 5+ 13- 43+	2+  1 5+ -1 -1 13-  6  2
Curve Equation t 27950f1 [1,0,1,474,-552] 1
27950g (1 curve)	0	2+ 5+ 13- 43+	2+  1 5+  2 -1 13-  3 -7
Curve Equation t 27950g1 [1,0,1,-929076,344693298] 1
27950h (1 curve)	2	2+ 5+ 13- 43+	2+ -3 5+ -2 -6 13-  0  7
Curve Equation t Generators 27950h1 [1,-1,0,83,-1259] 1 [9:8:1]&[14:43:1]
27950i (1 curve)	1	2+ 5+ 13- 43-	2+  0 5+  1  1 13- -3  8
Curve Equation t Generators 27950i1 [1,-1,0,208,256] 1 [0:16:1]
27950j (1 curve)	0	2+ 5- 13+ 43+	2+ -1 5-  4 -3 13+  5  3
Curve Equation t 27950j1 [1,1,0,-925,-16825] 1
27950k (2 curves)	1	2- 5+ 13+ 43-	2-  0 5+ -4  2 13+ -6  4
Curve Equation t Generators 27950k1 [1,-1,1,-159130,52313497] 2 [-421:6885:1] 27950k2 [1,-1,1,-3284130,2289813497] 2 [25739:4106505:1]
27950l (1 curve)	1	2- 5+ 13- 43+	2-  1 5+  2 -2 13-  0 -1
Curve Equation t Generators 27950l1 [1,0,0,-16313,810617] 1 [-58:1279:1]
27950m (1 curve)	0	2- 5+ 13- 43-	2-  1 5+ -4 -3 13- -5  3
Curve Equation t 27950m1 [1,0,0,-23138,-2056858] 1
27950n (1 curve)	0	2- 5+ 13- 43-	2- -1 5+  5 -5 13- -2 -6
Curve Equation t 27950n1 [1,1,1,-110188,-14124219] 1
27950o (1 curve)	1	2- 5- 13+ 43+	2-  0 5- -1  1 13+  3  8
Curve Equation t Generators 27950o1 [1,-1,1,5195,37197] 1 [15:336:1]
27950p (1 curve)	0	2- 5- 13+ 43-	2-  0 5- -1 -3 13+  3 -8
Curve Equation t 27950p1 [1,-1,1,-215680,38639447] 1
27950q (1 curve)	2	2- 5- 13+ 43-	2- -1 5- -2 -1 13+ -3 -7
Curve Equation t Generators 27950q1 [1,1,1,-37163,2742681] 1 [195:-1818:1]&[-149:2310:1]

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