Cremona's table of elliptic curves

16400 = 2⁴ · 5² · 41

Class	r	Atkin-Lehner	Eigenvalues
16400a (2 curves)	1	2+ 5+ 41+	2+  0 5+  2 -4 -4 -2  8
Curve Equation t Generators 16400a1 [0,0,0,-572675,-166800750] 2 [10145:1018900:1] 16400a2 [0,0,0,-547675,-182025750] 2 [123428465:12397510050:12167]
16400b (2 curves)	1	2+ 5+ 41+	2+  0 5+ -2  0  4  2 -4
Curve Equation t Generators 16400b1 [0,0,0,-275,1250] 2 [-5:50:1] 16400b2 [0,0,0,725,8250] 2 [15:150:1]
16400c (2 curves)	1	2+ 5+ 41+	2+  2 5+  2  4 -4 -4 -4
Curve Equation t Generators 16400c1 [0,-1,0,-383,-1738] 2 [202:2850:1] 16400c2 [0,-1,0,-5508,-155488] 2 [44862:596125:216]
16400d (2 curves)	1	2+ 5+ 41+	2+  2 5+  4 -6  4  6 -6
Curve Equation t Generators 16400d1 [0,-1,0,-2008,16512] 2 [-3:150:1] 16400d2 [0,-1,0,-27008,1716512] 2 [1514:14637:8]
16400e (2 curves)	1	2+ 5+ 41+	2+ -2 5+  2  0  0  4  8
Curve Equation t Generators 16400e1 [0,1,0,-508,2988] 2 [38:200:1] 16400e2 [0,1,0,-3008,-62012] 2 [-32:50:1]
16400f (2 curves)	1	2+ 5+ 41+	2+ -2 5+ -2  0  0 -8  0
Curve Equation t Generators 16400f1 [0,1,0,-1383,15988] 2 [48:250:1] 16400f2 [0,1,0,-6508,-189012] 2 [-37:50:1]
16400g (4 curves)	2	2+ 5+ 41-	2+  0 5+  0 -4 -6  2 -4
Curve Equation t Generators 16400g1 [0,0,0,-1175,1750] 2 [-30:100:1]&[1:24:1] 16400g2 [0,0,0,-13675,614250] 4 [29:492:1]&[61:84:1] 16400g3 [0,0,0,-218675,39359250] 2 [-19:6596:1]&[245:700:1] 16400g4 [0,0,0,-8675,1069250] 2 [-89:1066:1]&[34:902:1]
16400h (2 curves)	0	2+ 5+ 41-	2+  0 5+  2  2  2  4  2
Curve Equation t 16400h1 [0,0,0,-782675,214713250] 2 16400h2 [0,0,0,-3907675,-2782161750] 2
16400i (1 curve)	0	2+ 5+ 41-	2+  0 5+  3  2  3 -4  2
Curve Equation t 16400i1 [0,0,0,-141875,-20568750] 1
16400j (2 curves)	0	2+ 5+ 41-	2+  2 5+ -2 -2 -6  6  2
Curve Equation t 16400j1 [0,-1,0,-308,-1888] 2 16400j2 [0,-1,0,192,-7888] 2
16400k (2 curves)	0	2+ 5- 41+	2+  0 5-  4  4  2 -6  8
Curve Equation t 16400k1 [0,0,0,-70,-225] 2 16400k2 [0,0,0,-95,-50] 2
16400l (2 curves)	0	2+ 5- 41+	2+  0 5- -4  4 -2  6  8
Curve Equation t 16400l1 [0,0,0,-1750,-28125] 2 16400l2 [0,0,0,-2375,-6250] 2
16400m (1 curve)	1	2+ 5- 41-	2+  0 5- -3  2 -3  4  2
Curve Equation t Generators 16400m1 [0,0,0,-5675,-164550] 1 [89:188:1]
16400n (2 curves)	0	2- 5+ 41+	2-  2 5+  2  0  4 -4  0
Curve Equation t 16400n1 [0,-1,0,-1008,512] 2 16400n2 [0,-1,0,-11008,-439488] 2
16400o (4 curves)	0	2- 5+ 41+	2- -2 5+  2  0  4  0 -8
Curve Equation t 16400o1 [0,1,0,-67008,-6584012] 2 16400o2 [0,1,0,-1067008,-424584012] 2 16400o3 [0,1,0,-617008,183515988] 2 16400o4 [0,1,0,-1257008,-263204012] 2
16400p (2 curves)	2	2- 5+ 41+	2- -2 5+ -4  2 -4  2 -6
Curve Equation t Generators 16400p1 [0,1,0,-608,-3212] 2 [-17:50:1]&[-12:50:1] 16400p2 [0,1,0,-4608,116788] 2 [-78:88:1]&[2:328:1]
16400q (2 curves)	1	2- 5+ 41-	2-  0 5+ -2  6  2 -8  6
Curve Equation t Generators 16400q1 [0,0,0,-5675,-131750] 2 [135:1250:1] 16400q2 [0,0,0,-85675,-9651750] 2 [455:6750:1]
16400r (4 curves)	1	2- 5+ 41-	2-  0 5+  4  0  2 -2  0
Curve Equation t Generators 16400r1 [0,0,0,-554675,150779250] 2 [2770:3875:8] 16400r2 [0,0,0,-8746675,9956603250] 4 [159314:63577962:1] 16400r3 [0,0,0,-139946675,637223803250] 2 [-13015:504000:1] 16400r4 [0,0,0,-8618675,10262139250] 2 [-3369:32554:1]
16400s (4 curves)	1	2- 5+ 41-	2-  0 5+ -4  0  2  6  0
Curve Equation t Generators 16400s1 [0,0,0,-8675,-310750] 2 [265:4000:1] 16400s2 [0,0,0,-10675,-156750] 4 [274:4182:1] 16400s3 [0,0,0,-92675,10749250] 2 [145:600:1] 16400s4 [0,0,0,39325,-1206750] 2 [71:1394:1]
16400t (1 curve)	1	2- 5+ 41-	2-  0 5+ -5 -6 -1  4 -6
Curve Equation t Generators 16400t1 [0,0,0,-35,290] 1 [1:16:1]
16400u (2 curves)	1	2- 5+ 41-	2-  2 5+  2 -6 -2 -2  6
Curve Equation t Generators 16400u1 [0,-1,0,-8408,299312] 2 [-38:750:1] 16400u2 [0,-1,0,-6408,443312] 2 [266:4182:1]
16400v (2 curves)	1	2- 5+ 41-	2- -2 5+ -2 -2  6  6  2
Curve Equation t Generators 16400v1 [0,1,0,-6408,-12812] 2 [-12:250:1] 16400v2 [0,1,0,25592,-76812] 2 [44:1066:1]
16400w (1 curve)	0	2- 5- 41-	2-  0 5-  5 -6  1 -4 -6
Curve Equation t 16400w1 [0,0,0,-875,36250] 1

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