Cremona's table of elliptic curves

20916 = 2² · 3² · 7 · 83

Class	r	Atkin-Lehner	Eigenvalues
20916a (1 curve)	2	2- 3+ 7+ 83+	2- 3+  0 7+ -6 -3 -1 -4
Curve Equation t Generators 20916a1 [0,0,0,15,9] 1 [0:3:1]&[1:5:1]
20916b (1 curve)	0	2- 3+ 7+ 83+	2- 3+  1 7+  5  6  2  1
Curve Equation t 20916b1 [0,0,0,513,5238] 1
20916c (1 curve)	0	2- 3+ 7+ 83+	2- 3+ -2 7+  4  1 -3  4
Curve Equation t 20916c1 [0,0,0,25299,206901] 1
20916d (1 curve)	1	2- 3+ 7+ 83-	2- 3+  0 7+  6 -3  1 -4
Curve Equation t Generators 20916d1 [0,0,0,135,-243] 1 [4:19:1]
20916e (1 curve)	1	2- 3+ 7+ 83-	2- 3+ -1 7+ -5  6 -2  1
Curve Equation t Generators 20916e1 [0,0,0,57,-194] 1 [11:42:1]
20916f (1 curve)	1	2- 3+ 7+ 83-	2- 3+  2 7+ -4  1  3  4
Curve Equation t Generators 20916f1 [0,0,0,2811,-7663] 1 [818:9291:8]
20916g (2 curves)	2	2- 3- 7+ 83-	2- 3-  0 7+ -4 -4 -6 -4
Curve Equation t Generators 20916g1 [0,0,0,60,2977] 2 [-6:49:1]&[-1:54:1] 20916g2 [0,0,0,-2775,54574] 2 [-57:166:1]&[-49:270:1]
20916h (2 curves)	0	2- 3- 7- 83+	2- 3-  0 7-  2 -2  4  4
Curve Equation t 20916h1 [0,0,0,-1912620,-2107752887] 2 20916h2 [0,0,0,-38972055,-93577850354] 2
20916i (1 curve)	2	2- 3- 7- 83+	2- 3- -2 7- -2 -7 -3 -8
Curve Equation t Generators 20916i1 [0,0,0,-741,32821] 1 [-39:49:1]&[-25:189:1]
20916j (1 curve)	0	2- 3- 7- 83+	2- 3- -2 7-  6  3  1  0
Curve Equation t 20916j1 [0,0,0,-3029421,-2029517471] 1
20916k (2 curves)	0	2- 3- 7- 83+	2- 3-  4 7-  0  0 -2  0
Curve Equation t 20916k1 [0,0,0,1212,45925] 2 20916k2 [0,0,0,-14223,586150] 2
20916l (2 curves)	1	2- 3- 7- 83-	2- 3-  0 7-  0  5 -3 -4
Curve Equation t Generators 20916l1 [0,0,0,-2145,-38243] 1 [466:1485:8] 20916l2 [0,0,0,555,-125939] 3 [47:63:1]

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