Cremona's table of elliptic curves

61985 = 5 · 7² · 11 · 23

Class	r	Atkin-Lehner	Eigenvalues
61985a (1 curve)	0	5+ 7+ 11- 23+	0  1 5+ 7+ 11-  4  2  7
Curve Equation t 61985a1 [0,1,1,-178131,-28457894] 1
61985b (2 curves)	0	5+ 7+ 11- 23+	0 -2 5+ 7+ 11- -4  3  2
Curve Equation t 61985b1 [0,1,1,5129,92936] 3 61985b2 [0,1,1,-54161,-6304455] 1
61985c (1 curve)	0	5+ 7- 11+ 23+	0  1 5+ 7- 11+  2  2  1
Curve Equation t 61985c1 [0,1,1,-3201,25855] 1
61985d (2 curves)	0	5+ 7- 11+ 23+	1 -2 5+ 7- 11+  4 -2  0
Curve Equation t 61985d1 [1,0,1,-17029,752931] 2 61985d2 [1,0,1,25846,3942831] 2
61985e (1 curve)	1	5+ 7- 11+ 23-	2 -1 5+ 7- 11+ -4 -2 -1
Curve Equation t Generators 61985e1 [0,-1,1,-273856,-26859869] 1 [-2182:41925:8]
61985f (1 curve)	1	5+ 7- 11+ 23-	-2  1 5+ 7- 11+  2 -6 -3
Curve Equation t Generators 61985f1 [0,1,1,-10026,-389504] 1 [-59:11:1]
61985g (1 curve)	1	5+ 7- 11+ 23-	-2  2 5+ 7- 11+  0  3  6
Curve Equation t Generators 61985g1 [0,-1,1,-16,1952] 1 [-12:16:1]
61985h (1 curve)	1	5+ 7- 11- 23+	1  0 5+ 7- 11- -2  5 -4
Curve Equation t Generators 61985h1 [1,-1,0,-65,300] 1 [-4:24:1]
61985i (2 curves)	2	5+ 7- 11- 23-	-1  0 5+ 7- 11-  2  0 -4
Curve Equation t Generators 61985i1 [1,-1,1,82727,-3110544] 2 [48:960:1]&[60:1407:1] 61985i2 [1,-1,1,-351168,-25325968] 2 [-159:5224:1]&[64644948:-2194017677:46656]
61985j (1 curve)	2	5- 7+ 11+ 23+	0 -1 5- 7+ 11+ -2 -2 -1
Curve Equation t Generators 61985j1 [0,-1,1,-65,-57] 1 [-1:-3:1]&[-54:39:8]
61985k (1 curve)	1	5- 7+ 11+ 23-	2  1 5- 7+ 11+  4  2  1
Curve Equation t Generators 61985k1 [0,1,1,-13418960,9239772889] 1 [396538:88046871:8]
61985l (1 curve)	1	5- 7+ 11+ 23-	-2 -1 5- 7+ 11+ -2  6  3
Curve Equation t Generators 61985l1 [0,-1,1,-491290,132617218] 1 [1699:64802:1]
61985m (1 curve)	1	5- 7+ 11- 23+	1  0 5- 7+ 11-  2 -5  4
Curve Equation t Generators 61985m1 [1,-1,0,-3194,-96517] 1 [382:7179:1]
61985n (2 curves)	1	5- 7- 11+ 23+	1  2 5- 7- 11+ -4  2  0
Curve Equation t Generators 61985n1 [1,1,0,-347,-2344] 2 [566:4337:8] 61985n2 [1,1,0,528,-11269] 2 [14802:120859:216]
61985o (1 curve)	2	5- 7- 11- 23+	0 -1 5- 7- 11- -4 -2 -7
Curve Equation t Generators 61985o1 [0,-1,1,-3635,84006] 1 [20:-138:1]&[30:32:1]
61985p (2 curves)	0	5- 7- 11- 23+	0  2 5- 7- 11-  4 -3 -2
Curve Equation t 61985p1 [0,-1,1,251305,-31374512] 1 61985p2 [0,-1,1,-2653905,2157120181] 1
61985q (2 curves)	1	5- 7- 11- 23-	-1  0 5- 7- 11- -2  0  4
Curve Equation t Generators 61985q1 [1,-1,1,1688,8586] 2 [6:134:1] 61985q2 [1,-1,1,-7167,75884] 2 [-33:541:1]

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