Cremona's table of elliptic curves

50820 = 2² · 3 · 5 · 7 · 11²

Class	r	Atkin-Lehner	Eigenvalues
50820a (2 curves)	1	2- 3+ 5+ 7+ 11-	2- 3+ 5+ 7+ 11- -2 -2  0
Curve Equation t Generators 50820a1 [0,-1,0,558859,257567730] 2 [471899276:20113931583:438976] 50820a2 [0,-1,0,-4292636,2774523336] 2 [874:384237:8]
50820b (1 curve)	1	2- 3+ 5+ 7+ 11-	2- 3+ 5+ 7+ 11- -2  7 -3
Curve Equation t Generators 50820b1 [0,-1,0,-694701,-222693975] 1 [116935896614056888:7340034971255146039:28364253573473]
50820c (1 curve)	1	2- 3+ 5+ 7+ 11-	2- 3+ 5+ 7+ 11- -6 -7  0
Curve Equation t Generators 50820c1 [0,-1,0,-2781346,-1826513159] 1 [36360:6925709:1]
50820d (2 curves)	0	2- 3+ 5+ 7- 11-	2- 3+ 5+ 7- 11- -4 -6 -6
Curve Equation t 50820d1 [0,-1,0,-491421,-87996654] 2 50820d2 [0,-1,0,1399204,-603002904] 2
50820e (2 curves)	0	2- 3+ 5+ 7- 11-	2- 3+ 5+ 7- 11-  6 -2  0
Curve Equation t 50820e1 [0,-1,0,-2581,-157430] 2 50820e2 [0,-1,0,-62476,-5979224] 2
50820f (1 curve)	0	2- 3+ 5+ 7- 11-	2- 3+ 5+ 7- 11-  6  7  0
Curve Equation t 50820f1 [0,-1,0,-22986,1380645] 1
50820g (2 curves)	0	2- 3+ 5- 7+ 11-	2- 3+ 5- 7+ 11-  2  2 -4
Curve Equation t 50820g1 [0,-1,0,33235,-9170478] 2 50820g2 [0,-1,0,-505820,-127978200] 2
50820h (2 curves)	0	2- 3+ 5- 7+ 11-	2- 3+ 5- 7+ 11- -4 -2 -2
Curve Equation t 50820h1 [0,-1,0,-447412665,14138132681862] 2 50820h2 [0,-1,0,-11932959540,500495912213112] 2
50820i (2 curves)	0	2- 3+ 5- 7+ 11-	2- 3+ 5- 7+ 11- -4 -2 -2
Curve Equation t 50820i1 [0,-1,0,-68405,-6863250] 2 50820i2 [0,-1,0,-65380,-7500920] 2
50820j (1 curve)	0	2- 3+ 5- 7+ 11-	2- 3+ 5- 7+ 11- -4  5  5
Curve Equation t 50820j1 [0,-1,0,744715,8106770817] 1
50820k (2 curves)	1	2- 3+ 5- 7- 11-	2- 3+ 5- 7- 11- -4 -2  6
Curve Equation t Generators 50820k1 [0,-1,0,6615,-2222658] 2 [1214:-42350:1] 50820k2 [0,-1,0,-220260,-38250408] 2 [-271:1210:1]
50820l (2 curves)	0	2- 3- 5+ 7+ 11-	2- 3- 5+ 7+ 11- -2  3  7
Curve Equation t 50820l1 [0,1,0,31299,-5325201] 1 50820l2 [0,1,0,-288141,163466895] 1
50820m (4 curves)	0	2- 3- 5+ 7+ 11-	2- 3- 5+ 7+ 11- -2  6 -8
Curve Equation t 50820m1 [0,1,0,-322021,-71484976] 2 50820m2 [0,1,0,-5173516,-4530979180] 2 50820m3 [0,1,0,1246139,-341639740] 2 50820m4 [0,1,0,-6001156,-2985452956] 2
50820n (2 curves)	0	2- 3- 5+ 7+ 11-	2- 3- 5+ 7+ 11-  4 -3  4
Curve Equation t 50820n1 [0,1,0,200094,58766805] 1 50820n2 [0,1,0,-7706046,8254271529] 1
50820o (1 curve)	0	2- 3- 5+ 7+ 11-	2- 3- 5+ 7+ 11-  4 -5  4
Curve Equation t 50820o1 [0,1,0,-12866,1986345] 1
50820p (4 curves)	0	2- 3- 5+ 7+ 11-	2- 3- 5+ 7+ 11-  4 -6 -2
Curve Equation t 50820p1 [0,1,0,-7421,-247920] 2 50820p2 [0,1,0,-4396,-448780] 2 50820p3 [0,1,0,-36461,2462964] 2 50820p4 [0,1,0,39164,11416964] 2
50820q (2 curves)	1	2- 3- 5+ 7- 11-	2- 3- 5+ 7- 11-  0  2  6
Curve Equation t Generators 50820q1 [0,1,0,-9960881,16607633700] 2 [-224:137214:1] 50820q2 [0,1,0,-175352756,893581511700] 2 [72458:-1760913:8]
50820r (1 curve)	1	2- 3- 5+ 7- 11-	2- 3- 5+ 7- 11-  0 -3  1
Curve Equation t Generators 50820r1 [0,1,0,-2581,-62185] 1 [865:25410:1]
50820s (2 curves)	1	2- 3- 5+ 7- 11-	2- 3- 5+ 7- 11- -4  3 -4
Curve Equation t Generators 50820s1 [0,1,0,1654,-43551] 3 [22:63:1] 50820s2 [0,1,0,-63686,-6224715] 1 [385:5145:1]
50820t (1 curve)	1	2- 3- 5+ 7- 11-	2- 3- 5+ 7- 11- -4  5 -4
Curve Equation t Generators 50820t1 [0,1,0,-106,-1531] 1 [1479:10801:27]
50820u (2 curves)	1	2- 3- 5- 7+ 11-	2- 3- 5- 7+ 11-  4 -3  7
Curve Equation t Generators 50820u1 [0,1,0,-271685,-112857417] 1 [1426:49005:1] 50820u2 [0,1,0,2341915,2390187303] 1 [898:72237:1]
50820v (2 curves)	0	2- 3- 5- 7- 11-	2- 3- 5- 7- 11-  0  6  6
Curve Equation t 50820v1 [0,1,0,16295,65228] 2 50820v2 [0,1,0,-65380,457268] 2
50820w (2 curves)	0	2- 3- 5- 7- 11-	2- 3- 5- 7- 11- -4 -2  2
Curve Equation t 50820w1 [0,1,0,-645,-2532] 2 50820w2 [0,1,0,2380,-17052] 2
50820x (1 curve)	0	2- 3- 5- 7- 11-	2- 3- 5- 7- 11-  6  3 -3
Curve Equation t 50820x1 [0,1,0,-237668845,-1411008049057] 1

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