Cremona's table of elliptic curves

81400 = 2³ · 5² · 11 · 37

Class	r	Atkin-Lehner	Eigenvalues
81400a (2 curves)	1	2+ 5+ 11+ 37+	2+ -2 5+  0 11+  6 -2  4
Curve Equation t Generators 81400a1 [0,1,0,-82908,2898688] 2 [-132:3400:1] 81400a2 [0,1,0,-748408,-247329312] 2 [-3718:4573:8]
81400b (1 curve)	1	2+ 5+ 11+ 37+	2+ -2 5+  2 11+  2  3  2
Curve Equation t Generators 81400b1 [0,1,0,-8,5488] 1 [139:1646:1]
81400c (1 curve)	1	2+ 5+ 11+ 37+	2+ -2 5+ -4 11+  6 -8 -7
Curve Equation t Generators 81400c1 [0,1,0,-625208,190101088] 1 [444:-484:1]
81400d (2 curves)	2	2+ 5+ 11+ 37-	2+  0 5+ -2 11+  2 -6 -2
Curve Equation t Generators 81400d1 [0,0,0,-1175,-5750] 2 [-30:50:1]&[-9:64:1] 81400d2 [0,0,0,4325,-44250] 2 [14:138:1]&[55:600:1]
81400e (1 curve)	1	2+ 5+ 11- 37-	2+  1 5+  4 11-  5 -3  0
Curve Equation t Generators 81400e1 [0,1,0,-37708,6501088] 1 [99:1936:1]
81400f (1 curve)	1	2+ 5+ 11- 37-	2+  3 5+  2 11-  1 -5  0
Curve Equation t Generators 81400f1 [0,0,0,-955,-12730] 1 [41319:247456:729]
81400g (1 curve)	0	2+ 5- 11+ 37+	2+ -1 5-  1 11+ -6 -2 -2
Curve Equation t 81400g1 [0,-1,0,-8618728,33634727852] 1
81400h (2 curves)	0	2+ 5- 11+ 37+	2+  2 5- -2 11+  6 -2 -2
Curve Equation t 81400h1 [0,-1,0,-2114208,1183924412] 2 81400h2 [0,-1,0,-2169208,1119134412] 2
81400i (1 curve)	0	2+ 5- 11- 37-	2+  1 5- -2 11-  5  3  4
Curve Equation t 81400i1 [0,1,0,-1408,19888] 1
81400j (1 curve)	0	2+ 5- 11- 37-	2+  3 5- -2 11-  5  5 -4
Curve Equation t 81400j1 [0,0,0,1625,-103750] 1
81400k (2 curves)	0	2- 5+ 11+ 37+	2-  0 5+  2 11+  4  4 -4
Curve Equation t 81400k1 [0,0,0,-45950,2712125] 2 81400k2 [0,0,0,120425,17852250] 2
81400l (1 curve)	1	2- 5+ 11+ 37-	2- -1 5+ -1 11+  6  4  2
Curve Equation t Generators 81400l1 [0,-1,0,-151008,-28147988] 1 [594938511:4386425000:1225043]
81400m (2 curves)	1	2- 5+ 11- 37+	2-  0 5+ -2 11-  2  2  6
Curve Equation t Generators 81400m1 [0,0,0,-1450,-25875] 2 [46:69:1] 81400m2 [0,0,0,-24575,-1482750] 2 [-91:2:1]
81400n (1 curve)	1	2- 5+ 11- 37+	2- -1 5+  2 11- -5 -3  4
Curve Equation t Generators 81400n1 [0,-1,0,-35208,2556412] 1 [118:176:1]
81400o (2 curves)	1	2- 5+ 11- 37+	2- -2 5+ -4 11-  2  2  0
Curve Equation t Generators 81400o1 [0,1,0,-1908,-29312] 2 [-22:50:1] 81400o2 [0,1,0,-7408,212688] 2 [88:-500:1]
81400p (1 curve)	1	2- 5+ 11- 37+	2- -3 5+  2 11- -5 -5 -4
Curve Equation t Generators 81400p1 [0,0,0,65,-830] 1 [9:22:1]
81400q (4 curves)	0	2- 5+ 11- 37-	2-  0 5+ -4 11- -2  2  8
Curve Equation t 81400q1 [0,0,0,-42575,3287250] 4 81400q2 [0,0,0,-103075,-8147250] 4 81400q3 [0,0,0,303925,-56580250] 2 81400q4 [0,0,0,-1478075,-691522250] 2
81400r (1 curve)	0	2- 5+ 11- 37-	2-  0 5+  5 11- -2  2 -4
Curve Equation t 81400r1 [0,0,0,700,20500] 1
81400s (1 curve)	0	2- 5- 11+ 37-	2-  1 5- -1 11+  6  2 -2
Curve Equation t 81400s1 [0,1,0,-215468208,4203910045088] 1
81400t (1 curve)	0	2- 5- 11+ 37-	2-  2 5-  4 11+ -6  8 -7
Curve Equation t 81400t1 [0,-1,0,-25008,1530812] 1
81400u (2 curves)	2	2- 5- 11+ 37-	2- -2 5-  2 11+ -6  2 -2
Curve Equation t Generators 81400u1 [0,1,0,-84568,9437568] 2 [-272:3520:1]&[8:2960:1] 81400u2 [0,1,0,-86768,8918368] 2 [-273:3512:1]&[403:6290:1]
81400v (1 curve)	2	2- 5- 11- 37+	2- -1 5- -4 11- -5  3  0
Curve Equation t Generators 81400v1 [0,-1,0,-1508,52612] 1 [-4:-242:1]&[-43:190:1]
81400w (1 curve)	0	2- 5- 11- 37+	2- -3 5- -2 11- -1  5  0
Curve Equation t 81400w1 [0,0,0,-23875,-1591250] 1

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