Cremona's table of elliptic curves

21879 = 3² · 11 · 13 · 17

Class	r	Atkin-Lehner	Eigenvalues
21879a (1 curve)	0	3+ 11+ 13+ 17-	1 3+ -4  5 11+ 13+ 17- -8
Curve Equation t 21879a1 [1,-1,0,-744,618929] 1
21879b (1 curve)	1	3+ 11+ 13- 17-	-1 3+  0  1 11+ 13- 17-  0
Curve Equation t Generators 21879b1 [1,-1,1,-35,88] 1 [4:-1:1]
21879c (2 curves)	1	3+ 11+ 13- 17-	-1 3+  0 -2 11+ 13- 17-  6
Curve Equation t Generators 21879c1 [1,-1,1,-19925,-1076780] 2 [-80:59:1] 21879c2 [1,-1,1,-24260,-570452] 2 [274:3509:1]
21879d (1 curve)	0	3+ 11- 13+ 17+	-1 3+  4  5 11- 13+ 17+ -8
Curve Equation t 21879d1 [1,-1,1,-83,-22896] 1
21879e (1 curve)	1	3+ 11- 13- 17+	1 3+  0  1 11- 13- 17+  0
Curve Equation t Generators 21879e1 [1,-1,0,-312,-2071] 1 [1456:54811:1]
21879f (2 curves)	1	3+ 11- 13- 17+	1 3+  0 -2 11- 13- 17+  6
Curve Equation t Generators 21879f1 [1,-1,0,-179322,29252375] 2 [254:81:1] 21879f2 [1,-1,0,-218337,15620534] 2 [50:2172:1]
21879g (1 curve)	0	3- 11+ 13+ 17+	0 3-  1  2 11+ 13+ 17+  2
Curve Equation t 21879g1 [0,0,1,-90282,10548063] 1
21879h (1 curve)	0	3- 11+ 13+ 17+	0 3-  4 -1 11+ 13+ 17+ -4
Curve Equation t 21879h1 [0,0,1,-498,-4284] 1
21879i (2 curves)	1	3- 11+ 13- 17+	-1 3- -4  0 11+ 13- 17+  4
Curve Equation t Generators 21879i1 [1,-1,1,-347,2450] 2 [0:49:1] 21879i2 [1,-1,1,238,9470] 2 [13:114:1]
21879j (2 curves)	0	3- 11+ 13- 17-	1 3-  0  0 11+ 13- 17-  6
Curve Equation t 21879j1 [1,-1,0,-3770474877,-19022896508360] 2 21879j2 [1,-1,0,14694765408,-150358764559451] 2
21879k (2 curves)	2	3- 11- 13- 17+	-1 3-  0 -4 11- 13- 17+ -2
Curve Equation t Generators 21879k1 [1,-1,1,-995,12210] 2 [-34:93:1]&[0:110:1] 21879k2 [1,-1,1,-230,29958] 2 [-31:96:1]&[-4:177:1]
21879l (4 curves)	1	3- 11- 13- 17-	1 3- -2  0 11- 13- 17-  4
Curve Equation t Generators 21879l1 [1,-1,0,5562,106191] 2 [238:3737:1] 21879l2 [1,-1,0,-27243,952560] 4 [12:786:1] 21879l3 [1,-1,0,-200988,-33970185] 2 [-2010:7305:8] 21879l4 [1,-1,0,-378378,89649261] 4 [364:39:1]

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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