Cremona's table of elliptic curves

21483 = 3² · 7 · 11 · 31

Class	r	Atkin-Lehner	Eigenvalues
21483a (1 curve)	1	3+ 7+ 11+ 31+	0 3+ -1 7+ 11+ -3 -6  0
Curve Equation t Generators 21483a1 [0,0,1,-7668,258447] 1 [35:181:1]
21483b (1 curve)	1	3+ 7+ 11+ 31+	0 3+ -1 7+ 11+  5  2  0
Curve Equation t Generators 21483b1 [0,0,1,-29093958,-60726550318] 1 [3115072429013457108:-1397842464903397372201:15458718370031]
21483c (2 curves)	1	3+ 7+ 11+ 31+	1 3+  0 7+ 11+ -4  6  0
Curve Equation t Generators 21483c1 [1,-1,0,-582,2519] 2 [146:1663:1] 21483c2 [1,-1,0,-4767,-123868] 2 [1222:12521:8]
21483d (1 curve)	0	3+ 7+ 11- 31+	0 3+  1 7+ 11- -3  6  0
Curve Equation t 21483d1 [0,0,1,-69012,-6978076] 1
21483e (1 curve)	0	3+ 7+ 11- 31+	0 3+  1 7+ 11-  5 -2  0
Curve Equation t 21483e1 [0,0,1,-3232662,2249131493] 1
21483f (2 curves)	2	3+ 7+ 11- 31+	-1 3+  0 7+ 11- -4 -6  0
Curve Equation t Generators 21483f1 [1,-1,1,-65,-72] 2 [-6:11:1]&[-4:12:1] 21483f2 [1,-1,1,-530,4764] 2 [-22:84:1]&[-4:84:1]
21483g (1 curve)	0	3- 7+ 11+ 31+	-1 3-  2 7+ 11+ -2  8 -3
Curve Equation t 21483g1 [1,-1,1,-4064,101670] 1
21483h (1 curve)	0	3- 7+ 11+ 31+	2 3- -1 7+ 11+ -5 -4 -6
Curve Equation t 21483h1 [0,0,1,-98913,173440687] 1
21483i (1 curve)	0	3- 7+ 11+ 31+	-2 3-  3 7+ 11+  7  4  2
Curve Equation t 21483i1 [0,0,1,-15951,-850892] 1
21483j (1 curve)	1	3- 7+ 11- 31+	2 3- -3 7+ 11- -1  0  6
Curve Equation t Generators 21483j1 [0,0,1,51,-1085] 1 [98:293:8]
21483k (4 curves)	2	3- 7+ 11- 31-	-1 3- -2 7+ 11- -2 -2 -4
Curve Equation t Generators 21483k1 [1,-1,1,-1346,-18664] 2 [43:18:1]&[60:307:1] 21483k2 [1,-1,1,-1391,-17314] 4 [-26:40:1]&[-18:49:1] 21483k3 [1,-1,1,2074,-92158] 2 [37:166:1]&[54:391:1] 21483k4 [1,-1,1,-5576,143390] 2 [-80:309:1]&[-72:445:1]
21483l (1 curve)	1	3- 7- 11+ 31+	-2 3- -1 7- 11+  3 -6  2
Curve Equation t Generators 21483l1 [0,0,1,-3453663,5748078150] 1 [3912:228266:1]
21483m (1 curve)	2	3- 7- 11+ 31-	-2 3- -3 7- 11+ -3 -6  2
Curve Equation t Generators 21483m1 [0,0,1,-489,4882] 1 [388:2929:64]&[-25:38:1]
21483n (1 curve)	1	3- 7- 11- 31-	0 3-  1 7- 11-  3 -2 -6
Curve Equation t Generators 21483n1 [0,0,1,-642,53959] 1 [103:1039:1]
21483o (1 curve)	1	3- 7- 11- 31-	-2 3- -1 7- 11- -3 -2 -2
Curve Equation t Generators 21483o1 [0,0,1,3957,-34178] 1 [106:-1256:1]

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