Cremona's table of elliptic curves

9900 = 2² · 3² · 5² · 11

Class	r	Atkin-Lehner	Eigenvalues
9900a (1 curve)	0	2- 3+ 5+ 11+	2- 3+ 5+ -3 11+  3  8  5
Curve Equation t 9900a1 [0,0,0,-720,-7820] 1
9900b (1 curve)	1	2- 3+ 5+ 11-	2- 3+ 5+ -3 11-  3 -8  5
Curve Equation t Generators 9900b1 [0,0,0,-6480,211140] 1 [-24:594:1]
9900c (2 curves)	1	2- 3+ 5- 11+	2- 3+ 5-  0 11+  2 -6 -2
Curve Equation t Generators 9900c1 [0,0,0,-1500,-21875] 2 [-1404:1393:64] 9900c2 [0,0,0,-3375,43750] 2 [6:154:1]
9900d (2 curves)	1	2- 3+ 5- 11+	2- 3+ 5-  0 11+ -2  6 -2
Curve Equation t Generators 9900d1 [0,0,0,-60,-175] 2 [-4:1:1] 9900d2 [0,0,0,-135,350] 2 [-5:30:1]
9900e (1 curve)	1	2- 3+ 5- 11+	2- 3+ 5-  3 11+ -3 -8  5
Curve Equation t Generators 9900e1 [0,0,0,-18000,-977500] 1 [700:18150:1]
9900f (2 curves)	0	2- 3+ 5- 11-	2- 3+ 5-  0 11-  2  6 -2
Curve Equation t 9900f1 [0,0,0,-13500,590625] 2 9900f2 [0,0,0,-30375,-1181250] 2
9900g (2 curves)	0	2- 3+ 5- 11-	2- 3+ 5-  0 11- -2 -6 -2
Curve Equation t 9900g1 [0,0,0,-540,4725] 2 9900g2 [0,0,0,-1215,-9450] 2
9900h (1 curve)	0	2- 3+ 5- 11-	2- 3+ 5-  3 11- -3  8  5
Curve Equation t 9900h1 [0,0,0,-162000,26392500] 1
9900i (2 curves)	1	2- 3- 5+ 11+	2- 3- 5+  0 11+  0 -4 -4
Curve Equation t Generators 9900i1 [0,0,0,-1200,-875] 2 [-1:18:1] 9900i2 [0,0,0,-13575,-607250] 2 [4430:294750:1]
9900j (2 curves)	1	2- 3- 5+ 11+	2- 3- 5+  0 11+  4 -2  2
Curve Equation t Generators 9900j1 [0,0,0,-300,-32375] 2 [80:675:1] 9900j2 [0,0,0,-17175,-859250] 2 [-81:22:1]
9900k (2 curves)	1	2- 3- 5+ 11+	2- 3- 5+  2 11+  2  4 -6
Curve Equation t Generators 9900k1 [0,0,0,600,3125] 2 [55:450:1] 9900k2 [0,0,0,-2775,26750] 2 [-34:286:1]
9900l (4 curves)	1	2- 3- 5+ 11+	2- 3- 5+ -2 11+ -2  0  2
Curve Equation t Generators 9900l1 [0,0,0,49200,15433625] 2 [190:5625:1] 9900l2 [0,0,0,-710175,212111750] 2 [-961:2662:1] 9900l3 [0,0,0,-3514800,2538300125] 2 [8690:11475:8] 9900l4 [0,0,0,-56249175,162376190750] 2 [-8386:210562:1]
9900m (1 curve)	1	2- 3- 5+ 11+	2- 3- 5+ -5 11+ -4 -5  7
Curve Equation t Generators 9900m1 [0,0,0,105,430] 1 [-1:18:1]
9900n (2 curves)	0	2- 3- 5+ 11-	2- 3- 5+  1 11-  4  3  5
Curve Equation t 9900n1 [0,0,0,-49575,-4248610] 1 9900n2 [0,0,0,-22575,-8837530] 1
9900o (1 curve)	0	2- 3- 5+ 11-	2- 3- 5+ -1 11-  1  2 -5
Curve Equation t 9900o1 [0,0,0,2400,-28460] 1
9900p (2 curves)	0	2- 3- 5+ 11-	2- 3- 5+  2 11- -2  8 -2
Curve Equation t 9900p1 [0,0,0,-4800,206125] 2 9900p2 [0,0,0,-89175,10246750] 2
9900q (2 curves)	0	2- 3- 5+ 11-	2- 3- 5+ -2 11-  4  6  8
Curve Equation t 9900q1 [0,0,0,600,6500] 1 9900q2 [0,0,0,-17400,888500] 1
9900r (2 curves)	0	2- 3- 5+ 11-	2- 3- 5+ -2 11- -6 -4 -2
Curve Equation t 9900r1 [0,0,0,-17400,-1026875] 2 9900r2 [0,0,0,-290775,-60349250] 2
9900s (1 curve)	0	2- 3- 5+ 11-	2- 3- 5+ -3 11- -4 -1 -7
Curve Equation t 9900s1 [0,0,0,-69375,7793750] 1
9900t (4 curves)	0	2- 3- 5+ 11-	2- 3- 5+  4 11-  4  0 -4
Curve Equation t 9900t1 [0,0,0,-10200,-388375] 2 9900t2 [0,0,0,-22575,737750] 2 9900t3 [0,0,0,-100200,12054125] 2 9900t4 [0,0,0,-1597575,777212750] 2
9900u (4 curves)	0	2- 3- 5+ 11-	2- 3- 5+  4 11-  4 -6  2
Curve Equation t 9900u1 [0,0,0,-9300,-451375] 2 9900u2 [0,0,0,-161175,-24903250] 2 9900u3 [0,0,0,71700,4935125] 2 9900u4 [0,0,0,-350175,43325750] 2
9900v (2 curves)	0	2- 3- 5- 11+	2- 3- 5-  0 11+  4  0 -8
Curve Equation t 9900v1 [0,0,0,-228000,34540625] 2 9900v2 [0,0,0,452625,201293750] 2
9900w (2 curves)	0	2- 3- 5- 11+	2- 3- 5-  0 11+ -4  0 -8
Curve Equation t 9900w1 [0,0,0,-9120,276325] 2 9900w2 [0,0,0,18105,1610350] 2
9900x (2 curves)	0	2- 3- 5- 11+	2- 3- 5-  2 11+  2 -6  4
Curve Equation t 9900x1 [0,0,0,-34500,-2359375] 2 9900x2 [0,0,0,-96375,8468750] 2
9900y (2 curves)	0	2- 3- 5- 11+	2- 3- 5- -2 11+ -2  6  4
Curve Equation t 9900y1 [0,0,0,-1380,-18875] 2 9900y2 [0,0,0,-3855,67750] 2
9900z (1 curve)	0	2- 3- 5- 11+	2- 3- 5-  5 11+  4  5  7
Curve Equation t 9900z1 [0,0,0,2625,53750] 1
9900ba (1 curve)	1	2- 3- 5- 11-	2- 3- 5-  1 11- -1 -2 -5
Curve Equation t Generators 9900ba1 [0,0,0,60000,-3557500] 1 [256:5346:1]
9900bb (2 curves)	1	2- 3- 5- 11-	2- 3- 5- -1 11- -4 -3  5
Curve Equation t Generators 9900bb1 [0,0,0,-1239375,-531076250] 1 [3974:239382:1] 9900bb2 [0,0,0,-564375,-1104691250] 3 [1391:28314:1]
9900bc (2 curves)	1	2- 3- 5- 11-	2- 3- 5-  2 11- -6  2 -4
Curve Equation t Generators 9900bc1 [0,0,0,-4500,-84375] 2 [-50:125:1] 9900bc2 [0,0,0,-66375,-6581250] 2 [-149:26:1]
9900bd (2 curves)	1	2- 3- 5- 11-	2- 3- 5- -2 11-  6 -2 -4
Curve Equation t Generators 9900bd1 [0,0,0,-180,-675] 2 [-5:10:1] 9900bd2 [0,0,0,-2655,-52650] 2 [150:1710:1]
9900be (1 curve)	1	2- 3- 5- 11-	2- 3- 5-  3 11-  4  1 -7
Curve Equation t Generators 9900be1 [0,0,0,-2775,62350] 1 [95:810:1]

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