Cremona's table of elliptic curves

3850 = 2 · 5² · 7 · 11

Class	r	Atkin-Lehner	Eigenvalues
3850a (1 curve)	1	2+ 5+ 7+ 11+	2+  1 5+ 7+ 11+  2  7 -4
Curve Equation t Generators 3850a1 [1,0,1,4,-2] 1 [1:1:1]
3850b (2 curves)	1	2+ 5+ 7+ 11+	2+ -1 5+ 7+ 11+ -2 -3  8
Curve Equation t Generators 3850b1 [1,1,0,-515720,142338880] 1 [464:1560:1] 3850b2 [1,1,0,-168520,330093440] 1 [-376:18640:1]
3850c (4 curves)	1	2+ 5+ 7+ 11+	2+  2 5+ 7+ 11+ -2 -6  2
Curve Equation t Generators 3850c1 [1,1,0,250,12500] 2 [25:175:1] 3850c2 [1,1,0,-6750,201500] 2 [-85:455:1] 3850c3 [1,1,0,-2250,-340000] 2 [125:1100:1] 3850c4 [1,1,0,-88000,-10029750] 2 [13665:227605:27]
3850d (4 curves)	1	2+ 5+ 7+ 11+	2+  2 5+ 7+ 11+  4  0 -4
Curve Equation t Generators 3850d1 [1,1,0,-1400,392000] 2 [19:601:1] 3850d2 [1,1,0,-89400,10160000] 2 [440:7280:1] 3850d3 [1,1,0,12600,-10570000] 2 [28911521:1863406220:6859] 3850d4 [1,1,0,-652900,-197575500] 2 [-14010:43580:27]
3850e (2 curves)	0	2+ 5+ 7+ 11-	2+  2 5+ 7+ 11-  1  0 -1
Curve Equation t 3850e1 [1,1,0,-27825,6327125] 1 3850e2 [1,1,0,247175,-158947875] 1
3850f (4 curves)	0	2+ 5+ 7- 11+	2+  0 5+ 7- 11+ -2 -2  0
Curve Equation t 3850f1 [1,-1,0,-92,-11184] 2 3850f2 [1,-1,0,-8092,-275184] 4 3850f3 [1,-1,0,-129092,-17820184] 2 3850f4 [1,-1,0,-15092,277816] 2
3850g (1 curve)	0	2+ 5- 7+ 11+	2+  0 5- 7+ 11+ -1  6  1
Curve Equation t 3850g1 [1,-1,0,4633,220541] 1
3850h (2 curves)	0	2+ 5- 7+ 11+	2+  0 5- 7+ 11+  2 -4  4
Curve Equation t 3850h1 [1,-1,0,-757,-4299] 2 3850h2 [1,-1,0,2443,-33099] 2
3850i (2 curves)	0	2+ 5- 7+ 11+	2+  0 5- 7+ 11+ -6 -4 -4
Curve Equation t 3850i1 [1,-1,0,-9742,-367584] 2 3850i2 [1,-1,0,-8492,-466334] 2
3850j (2 curves)	1	2+ 5- 7+ 11-	2+  0 5- 7+ 11-  2  2 -2
Curve Equation t Generators 3850j1 [1,-1,0,-5867,577541] 2 [19:678:1] 3850j2 [1,-1,0,-145867,21437541] 2 [-131:6253:1]
3850k (2 curves)	1	2+ 5- 7+ 11-	2+  1 5- 7+ 11-  6 -3  0
Curve Equation t Generators 3850k1 [1,0,1,-501,-5052] 1 [33:104:1] 3850k2 [1,0,1,-1326,414048] 1 [-27:669:1]
3850l (1 curve)	1	2+ 5- 7- 11+	2+  0 5- 7- 11+  3 -2  5
Curve Equation t Generators 3850l1 [1,-1,0,-92,366] 1 [5:1:1]
3850m (1 curve)	0	2- 5+ 7+ 11+	2-  0 5+ 7+ 11+ -3  2  5
Curve Equation t 3850m1 [1,-1,1,-2305,43447] 1
3850n (4 curves)	0	2- 5+ 7+ 11+	2-  0 5+ 7+ 11+  6  2 -4
Curve Equation t 3850n1 [1,-1,1,-730,-80103] 4 3850n2 [1,-1,1,-32730,-2256103] 4 3850n3 [1,-1,1,-522730,-145336103] 2 3850n4 [1,-1,1,-54730,1175897] 2
3850o (4 curves)	0	2- 5+ 7+ 11+	2-  2 5+ 7+ 11+ -2  6  2
Curve Equation t 3850o1 [1,1,1,-22838,1324531] 2 3850o2 [1,1,1,-365838,85016531] 2 3850o3 [1,1,1,56787,7106531] 2 3850o4 [1,1,1,-391213,72514531] 2
3850p (2 curves)	0	2- 5+ 7+ 11+	2- -2 5+ 7+ 11+ -2 -2  6
Curve Equation t 3850p1 [1,0,0,-88,-708] 2 3850p2 [1,0,0,-1838,-30458] 2
3850q (1 curve)	1	2- 5+ 7- 11+	2-  0 5+ 7- 11+  1 -6  1
Curve Equation t Generators 3850q1 [1,-1,1,185,1727] 1 [35:206:1]
3850r (2 curves)	1	2- 5+ 7- 11+	2-  0 5+ 7- 11+ -2  4 -6
Curve Equation t Generators 3850r1 [1,-1,1,-730,7897] 2 [13:15:1] 3850r2 [1,-1,1,-11730,491897] 2 [19:515:1]
3850s (4 curves)	1	2- 5+ 7- 11+	2-  0 5+ 7- 11+ -2 -6  4
Curve Equation t Generators 3850s1 [1,-1,1,-302230,-76896603] 4 [1335:42893:1] 3850s2 [1,-1,1,-5104230,-4437112603] 4 [2735:43971:1] 3850s3 [1,-1,1,-81666730,-284043362603] 2 [3355095:1177801411:27] 3850s4 [1,-1,1,-5373730,-3942310603] 2 [13502505:215263373:4913]
3850t (2 curves)	0	2- 5+ 7- 11-	2- -1 5+ 7- 11- -6  3  0
Curve Equation t 3850t1 [1,1,1,-53,3291] 5 3850t2 [1,1,1,-12513,-631469] 1
3850u (2 curves)	0	2- 5+ 7- 11-	2-  2 5+ 7- 11-  0  0  0
Curve Equation t 3850u1 [1,1,1,812,69781] 2 3850u2 [1,1,1,-21188,1125781] 2
3850v (2 curves)	0	2- 5+ 7- 11-	2- -2 5+ 7- 11-  4  0  4
Curve Equation t 3850v1 [1,0,0,-363,-2783] 2 3850v2 [1,0,0,-5863,-173283] 2
3850w (2 curves)	0	2- 5- 7- 11+	2-  0 5- 7- 11+ -2  4  4
Curve Equation t 3850w1 [1,-1,1,-18930,-556303] 2 3850w2 [1,-1,1,61070,-4076303] 2
3850x (2 curves)	0	2- 5- 7- 11+	2-  0 5- 7- 11+  6  4 -4
Curve Equation t 3850x1 [1,-1,1,-390,-2863] 2 3850x2 [1,-1,1,-340,-3663] 2
3850y (2 curves)	0	2- 5- 7- 11+	2-  1 5- 7- 11+  2  3  8
Curve Equation t 3850y1 [1,0,0,-12893013,17818146017] 3 3850y2 [1,0,0,-4213013,41270106017] 1
3850z (1 curve)	0	2- 5- 7- 11+	2- -1 5- 7- 11+ -2 -7 -4
Curve Equation t 3850z1 [1,1,1,112,-219] 1
3850ba (2 curves)	1	2- 5- 7- 11-	2-  0 5- 7- 11- -2 -2 -2
Curve Equation t Generators 3850ba1 [1,-1,1,-235,4667] 2 [-7:80:1] 3850ba2 [1,-1,1,-5835,172667] 2 [29:150:1]
3850bb (2 curves)	1	2- 5- 7- 11-	2- -2 5- 7- 11- -1  0 -1
Curve Equation t Generators 3850bb1 [1,0,0,-1113,50617] 3 [-42:175:1] 3850bb2 [1,0,0,9887,-1271583] 1 [108:975:1]

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