Cremona's table of elliptic curves

49980 = 2² · 3 · 5 · 7² · 17

Class	r	Atkin-Lehner	Eigenvalues
49980a (2 curves)	1	2- 3+ 5+ 7- 17+	2- 3+ 5+ 7-  0  6 17+  0
Curve Equation t Generators 49980a1 [0,-1,0,-10061,347586] 2 [618:1275:8] 49980a2 [0,-1,0,-155836,23729896] 2 [49614:6985:216]
49980b (2 curves)	1	2- 3+ 5+ 7- 17+	2- 3+ 5+ 7-  0  6 17+  2
Curve Equation t Generators 49980b1 [0,-1,0,-20841,-41670] 2 [-121:833:1] 49980b2 [0,-1,0,83284,-416520] 2 [54:2058:1]
49980c (2 curves)	1	2- 3+ 5+ 7- 17+	2- 3+ 5+ 7-  0 -6 17+ -6
Curve Equation t Generators 49980c1 [0,-1,0,-261,20070] 2 [-9:147:1] 49980c2 [0,-1,0,-12756,554856] 2 [26:490:1]
49980d (2 curves)	1	2- 3+ 5+ 7- 17+	2- 3+ 5+ 7- -2  0 17+  2
Curve Equation t Generators 49980d1 [0,-1,0,-127661,15008190] 2 [103:1715:1] 49980d2 [0,-1,0,226364,83122600] 2 [-86:7938:1]
49980e (1 curve)	1	2- 3+ 5+ 7- 17+	2- 3+ 5+ 7- -5  0 17+ -1
Curve Equation t Generators 49980e1 [0,-1,0,-8346,-2151855] 1 [296:4607:1]
49980f (4 curves)	0	2- 3+ 5+ 7- 17-	2- 3+ 5+ 7-  0  4 17-  4
Curve Equation t 49980f1 [0,-1,0,-31621,-2075954] 2 49980f2 [0,-1,0,14684,-7688120] 2 49980f3 [0,-1,0,-384421,91248466] 2 49980f4 [0,-1,0,-132316,208931080] 2
49980g (2 curves)	0	2- 3+ 5+ 7- 17-	2- 3+ 5+ 7-  2  6 17- -8
Curve Equation t 49980g1 [0,-1,0,-87366281,-63387835230] 2 49980g2 [0,-1,0,341464324,-501995778024] 2
49980h (2 curves)	0	2- 3+ 5+ 7- 17-	2- 3+ 5+ 7- -2  2 17-  0
Curve Equation t 49980h1 [0,-1,0,-802881,-269968950] 2 49980h2 [0,-1,0,169524,-883362024] 2
49980i (1 curve)	1	2- 3+ 5- 7+ 17+	2- 3+ 5- 7+  0  3 17+  3
Curve Equation t Generators 49980i1 [0,-1,0,-40245,5586225] 1 [-145:2890:1]
49980j (4 curves)	0	2- 3+ 5- 7- 17+	2- 3+ 5- 7-  0  4 17+  4
Curve Equation t 49980j1 [0,-1,0,-7780285,4358360350] 2 49980j2 [0,-1,0,25976060,32025060712] 2 49980j3 [0,-1,0,-542166445,4859181324082] 2 49980j4 [0,-1,0,-539897500,4901865625000] 2
49980k (1 curve)	0	2- 3+ 5- 7- 17+	2- 3+ 5- 7-  2  1 17+  0
Curve Equation t 49980k1 [0,-1,0,8195,185305] 1
49980l (2 curves)	0	2- 3+ 5- 7- 17+	2- 3+ 5- 7- -2 -2 17+ -8
Curve Equation t 49980l1 [0,-1,0,-21585545,-38590053018] 2 49980l2 [0,-1,0,-19978100,-44581965000] 2
49980m (2 curves)	0	2- 3+ 5- 7- 17+	2- 3+ 5- 7-  3 -2 17+  7
Curve Equation t 49980m1 [0,-1,0,-4230,120177] 1 49980m2 [0,-1,0,-354090,81217725] 1
49980n (2 curves)	0	2- 3+ 5- 7- 17+	2- 3+ 5- 7- -4  0 17+  4
Curve Equation t 49980n1 [0,-1,0,-1045,-2078] 2 49980n2 [0,-1,0,4100,-20600] 2
49980o (4 curves)	1	2- 3+ 5- 7- 17-	2- 3+ 5- 7-  0 -2 17- -2
Curve Equation t Generators 49980o1 [0,-1,0,20515,-550290] 2 [502:11662:1] 49980o2 [0,-1,0,-91940,-4553688] 2 [-191:2450:1] 49980o3 [0,-1,0,-226445,50558082] 2 [-86:8330:1] 49980o4 [0,-1,0,-3837500,2894625000] 2 [985:8330:1]
49980p (2 curves)	1	2- 3+ 5- 7- 17-	2- 3+ 5- 7- -3  4 17-  7
Curve Equation t Generators 49980p1 [0,-1,0,-310,-3695] 1 [27:83:1] 49980p2 [0,-1,0,2630,72157] 1 [-21:85:1]
49980q (2 curves)	1	2- 3+ 5- 7- 17-	2- 3+ 5- 7- -4  6 17-  0
Curve Equation t Generators 49980q1 [0,-1,0,-259765,-50640050] 2 [1062:29498:1] 49980q2 [0,-1,0,-405540,12742920] 2 [8666:232329:8]
49980r (1 curve)	0	2- 3- 5+ 7- 17+	2- 3- 5+ 7-  1  2 17+ -1
Curve Equation t 49980r1 [0,1,0,1454,-18355] 1
49980s (2 curves)	0	2- 3- 5+ 7- 17+	2- 3- 5+ 7-  2  0 17+  6
Curve Equation t 49980s1 [0,1,0,-181694221,942575991104] 2 49980s2 [0,1,0,-172843596,1038538007604] 2
49980t (1 curve)	0	2- 3- 5+ 7- 17+	2- 3- 5+ 7-  2  5 17+  6
Curve Equation t 49980t1 [0,1,0,-4181,-107241] 1
49980u (2 curves)	0	2- 3- 5+ 7- 17+	2- 3- 5+ 7- -4  2 17+ -6
Curve Equation t 49980u1 [0,1,0,-650001,-126244560] 2 49980u2 [0,1,0,1953124,-882192060] 2
49980v (2 curves)	2	2- 3- 5+ 7- 17+	2- 3- 5+ 7- -4 -6 17+  0
Curve Equation t Generators 49980v1 [0,1,0,-5301,146124] 2 [27:153:1]&[-75:357:1] 49980v2 [0,1,0,-8276,-39516] 2 [-80:342:1]&[100:378:1]
49980w (1 curve)	1	2- 3- 5+ 7- 17-	2- 3- 5+ 7-  0 -3 17- -3
Curve Equation t Generators 49980w1 [0,1,0,-821,-16521] 1 [69:510:1]
49980x (1 curve)	1	2- 3- 5+ 7- 17-	2- 3- 5+ 7-  2 -1 17-  0
Curve Equation t Generators 49980x1 [0,1,0,401539,-64362705] 1 [4426:297381:1]
49980y (1 curve)	1	2- 3- 5+ 7- 17-	2- 3- 5+ 7- -2 -1 17- -6
Curve Equation t Generators 49980y1 [0,1,0,-86501,43686999] 1 [-110:7203:1]
49980z (1 curve)	1	2- 3- 5+ 7- 17-	2- 3- 5+ 7-  3  4 17- -1
Curve Equation t Generators 49980z1 [0,1,0,-60286,-5719015] 1 [5966721814:245821315389:3442951]
49980ba (2 curves)	1	2- 3- 5+ 7- 17-	2- 3- 5+ 7- -6 -2 17-  8
Curve Equation t Generators 49980ba1 [0,1,0,-1241,15504] 2 [37:-147:1] 49980ba2 [0,1,0,964,66660] 2 [16:-294:1]
49980bb (2 curves)	1	2- 3- 5- 7- 17+	2- 3- 5- 7-  2  2 17+  0
Curve Equation t Generators 49980bb1 [0,1,0,-394025,94958688] 2 [-677:7203:1] 49980bb2 [0,1,0,-285980,148289700] 2 [-656:7350:1]
49980bc (2 curves)	1	2- 3- 5- 7- 17+	2- 3- 5- 7-  2 -6 17+  0
Curve Equation t Generators 49980bc1 [0,1,0,-27505,1123100] 2 [-40:1470:1] 49980bc2 [0,1,0,80540,7865108] 2 [251:6630:1]
49980bd (2 curves)	0	2- 3- 5- 7- 17-	2- 3- 5- 7-  0 -6 17-  0
Curve Equation t 49980bd1 [0,1,0,-205,-1072] 2 49980bd2 [0,1,0,-3180,-70092] 2
49980be (1 curve)	0	2- 3- 5- 7- 17-	2- 3- 5- 7-  3  2 17- -1
Curve Equation t 49980be1 [0,1,0,-310,26333] 1
49980bf (2 curves)	0	2- 3- 5- 7- 17-	2- 3- 5- 7-  4  2 17-  6
Curve Equation t 49980bf1 [0,1,0,6795,-867672] 2 49980bf2 [0,1,0,-105660,-12293100] 2
49980bg (2 curves)	0	2- 3- 5- 7- 17-	2- 3- 5- 7- -4  2 17-  6
Curve Equation t 49980bg1 [0,1,0,47756315,-97131251932] 2 49980bg2 [0,1,0,-244739140,-872127209500] 2

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