Cremona's table of elliptic curves

21328 = 2⁴ · 31 · 43

Class	r	Atkin-Lehner	Eigenvalues
21328a (1 curve)	2	2+ 31- 43+	2+  0  1 -4 -1 -1 -4  0
Curve Equation t Generators 21328a1 [0,0,0,-347,-342] 1 [-1:2:1]&[23:62:1]
21328b (1 curve)	0	2+ 31- 43+	2+  2  1 -2 -3  3  4  4
Curve Equation t 21328b1 [0,-1,0,-5838920,3213948944] 1
21328c (1 curve)	0	2+ 31- 43+	2+  2 -3  3 -2 -6  6  7
Curve Equation t 21328c1 [0,-1,0,-292,2859] 1
21328d (1 curve)	1	2+ 31- 43-	2+ -2  3 -2 -1  1  4 -4
Curve Equation t Generators 21328d1 [0,1,0,-864,-9452] 1 [36:86:1]
21328e (1 curve)	0	2- 31+ 43+	2-  0  1 -2  5 -3  6 -4
Curve Equation t 21328e1 [0,0,0,-386147,-49096862] 1
21328f (2 curves)	0	2- 31+ 43+	2-  0 -2 -2 -4  6  6  2
Curve Equation t 21328f1 [0,0,0,4,39] 2 21328f2 [0,0,0,-151,690] 2
21328g (2 curves)	0	2- 31+ 43+	2-  2 -3  4  3 -7 -6  4
Curve Equation t 21328g1 [0,-1,0,-6192,-184384] 1 21328g2 [0,-1,0,-39472,2910144] 1
21328h (1 curve)	1	2- 31+ 43-	2-  0 -1  2 -5 -1  2  4
Curve Equation t Generators 21328h1 [0,0,0,-3323,-73686] 1 [-33:6:1]
21328i (1 curve)	1	2- 31+ 43-	2-  2 -1  0  5 -5 -6  4
Curve Equation t Generators 21328i1 [0,-1,0,-56,-16] 1 [10:18:1]
21328j (1 curve)	1	2- 31- 43+	2-  0  1  0  3 -1  0  8
Curve Equation t Generators 21328j1 [0,0,0,-50027,-4284518] 1 [-134:114:1]
21328k (1 curve)	1	2- 31- 43+	2- -2  3  3  0 -4  0  3
Curve Equation t Generators 21328k1 [0,1,0,-194,979] 1 [-5:43:1]

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