Cremona's table of elliptic curves

8820 = 2² · 3² · 5 · 7²

Class	r	Atkin-Lehner	Eigenvalues
8820a (4 curves)	1	2- 3+ 5+ 7-	2- 3+ 5+ 7-  0  4 -6 -2
Curve Equation t Generators 8820a1 [0,0,0,-6468,-164983] 2 [-56:147:1] 8820a2 [0,0,0,-98343,-11869858] 2 [-181:22:1] 8820a3 [0,0,0,-153468,23124717] 2 [211:370:1] 8820a4 [0,0,0,-186543,12428262] 2 [-958:45991:8]
8820b (2 curves)	1	2- 3+ 5+ 7-	2- 3+ 5+ 7-  4 -4 -2  0
Curve Equation t Generators 8820b1 [0,0,0,-168,833] 2 [4:15:1] 8820b2 [0,0,0,-63,1862] 2 [7:42:1]
8820c (2 curves)	1	2- 3+ 5+ 7-	2- 3+ 5+ 7- -4  0  2  6
Curve Equation t Generators 8820c1 [0,0,0,-588,-3087] 2 [-14:49:1] 8820c2 [0,0,0,-4263,104958] 2 [63:294:1]
8820d (2 curves)	1	2- 3+ 5+ 7-	2- 3+ 5+ 7- -4  4 -2  0
Curve Equation t Generators 8820d1 [0,0,0,-74088,7714413] 2 [1519:58310:1] 8820d2 [0,0,0,-27783,17243982] 2 [12098:468775:8]
8820e (4 curves)	0	2- 3+ 5- 7-	2- 3+ 5- 7-  0  4  6 -2
Curve Equation t 8820e1 [0,0,0,-17052,-856471] 2 8820e2 [0,0,0,-20727,-460306] 2 8820e3 [0,0,0,-58212,4454541] 2 8820e4 [0,0,0,-885087,320486166] 2
8820f (2 curves)	0	2- 3+ 5- 7-	2- 3+ 5- 7-  4  0 -2  6
Curve Equation t 8820f1 [0,0,0,-5292,83349] 2 8820f2 [0,0,0,-38367,-2833866] 2
8820g (2 curves)	0	2- 3+ 5- 7-	2- 3+ 5- 7-  4  4  2  0
Curve Equation t 8820g1 [0,0,0,-8232,-285719] 2 8820g2 [0,0,0,-3087,-638666] 2
8820h (2 curves)	0	2- 3+ 5- 7-	2- 3+ 5- 7- -4 -4  2  0
Curve Equation t 8820h1 [0,0,0,-1512,-22491] 2 8820h2 [0,0,0,-567,-50274] 2
8820i (1 curve)	1	2- 3- 5+ 7+	2- 3- 5+ 7+  2  1  4 -1
Curve Equation t Generators 8820i1 [0,0,0,8232,-2141692] 1 [784:22050:1]
8820j (4 curves)	0	2- 3- 5+ 7-	2- 3- 5+ 7-  0 -2 -6  4
Curve Equation t 8820j1 [0,0,0,-588,3773] 2 8820j2 [0,0,0,1617,25382] 2 8820j3 [0,0,0,-18228,-947023] 2 8820j4 [0,0,0,-16023,-1184722] 2
8820k (1 curve)	0	2- 3- 5+ 7-	2- 3- 5+ 7-  1  5  1  6
Curve Equation t 8820k1 [0,0,0,8232,-67228] 1
8820l (1 curve)	0	2- 3- 5+ 7-	2- 3- 5+ 7-  2  6  2  0
Curve Equation t 8820l1 [0,0,0,-63,-378] 1
8820m (2 curves)	0	2- 3- 5+ 7-	2- 3- 5+ 7- -2 -4 -2  0
Curve Equation t 8820m1 [0,0,0,-670908,-182339143] 2 8820m2 [0,0,0,-10317783,-12756076018] 2
8820n (2 curves)	0	2- 3- 5+ 7-	2- 3- 5+ 7- -2 -4  6 -6
Curve Equation t 8820n1 [0,0,0,-1791048,613413997] 2 8820n2 [0,0,0,5099577,4192404622] 2
8820o (1 curve)	0	2- 3- 5+ 7-	2- 3- 5+ 7-  4 -7 -6 -3
Curve Equation t 8820o1 [0,0,0,-4368,-111692] 1
8820p (1 curve)	0	2- 3- 5+ 7-	2- 3- 5+ 7-  5  3 -1 -6
Curve Equation t 8820p1 [0,0,0,14112,1963332] 1
8820q (2 curves)	0	2- 3- 5+ 7-	2- 3- 5+ 7-  6  0  6 -4
Curve Equation t 8820q1 [0,0,0,-5628,-158123] 2 8820q2 [0,0,0,-13503,382102] 2
8820r (2 curves)	0	2- 3- 5+ 7-	2- 3- 5+ 7- -6 -2 -6 -8
Curve Equation t 8820r1 [0,0,0,-439383,112169918] 1 8820r2 [0,0,0,424977,476411222] 1
8820s (4 curves)	0	2- 3- 5+ 7-	2- 3- 5+ 7- -6  4  6 -2
Curve Equation t 8820s1 [0,0,0,-27048,1707797] 2 8820s2 [0,0,0,-16023,3112382] 2 8820s3 [0,0,0,-132888,-17221687] 2 8820s4 [0,0,0,142737,-79347562] 2
8820t (1 curve)	0	2- 3- 5- 7+	2- 3- 5- 7+  2 -6 -2  0
Curve Equation t 8820t1 [0,0,0,-3087,129654] 1
8820u (1 curve)	0	2- 3- 5- 7+	2- 3- 5- 7+  4  7  6  3
Curve Equation t 8820u1 [0,0,0,-214032,38310356] 1
8820v (2 curves)	0	2- 3- 5- 7+	2- 3- 5- 7+ -6  2  6  8
Curve Equation t 8820v1 [0,0,0,-8967,-327026] 1 8820v2 [0,0,0,8673,-1388954] 3
8820w (1 curve)	1	2- 3- 5- 7-	2- 3- 5- 7-  1 -5 -1 -6
Curve Equation t Generators 8820w1 [0,0,0,168,196] 1 [0:14:1]
8820x (1 curve)	1	2- 3- 5- 7-	2- 3- 5- 7-  2 -1 -4  1
Curve Equation t Generators 8820x1 [0,0,0,168,6244] 1 [8:90:1]
8820y (2 curves)	1	2- 3- 5- 7-	2- 3- 5- 7-  2 -4  2 -2
Curve Equation t Generators 8820y1 [0,0,0,-249312,47912641] 2 [140:3969:1] 8820y2 [0,0,0,-238287,52342486] 2 [155:4374:1]
8820z (2 curves)	1	2- 3- 5- 7-	2- 3- 5- 7- -2  4  2  0
Curve Equation t Generators 8820z1 [0,0,0,-13692,531601] 2 [-28:945:1] 8820z2 [0,0,0,-210567,37189726] 2 [287:630:1]
8820ba (2 curves)	1	2- 3- 5- 7-	2- 3- 5- 7- -2 -4  2  2
Curve Equation t Generators 8820ba1 [0,0,0,-2352,16121] 2 [-28:245:1] 8820ba2 [0,0,0,8673,124166] 2 [35:686:1]
8820bb (2 curves)	1	2- 3- 5- 7-	2- 3- 5- 7- -3  1 -3 -2
Curve Equation t Generators 8820bb1 [0,0,0,-2352,-215404] 1 [77:245:1] 8820bb2 [0,0,0,-355152,-81465244] 1 [1085:28469:1]
8820bc (2 curves)	1	2- 3- 5- 7-	2- 3- 5- 7-  6  0 -6  4
Curve Equation t Generators 8820bc1 [0,0,0,-275772,54236189] 2 [163:3690:1] 8820bc2 [0,0,0,-661647,-131060986] 2 [-2126:40795:8]

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