Cremona's table of elliptic curves

38870 = 2 · 5 · 13² · 23

Class	r	Atkin-Lehner	Eigenvalues
38870a (1 curve)	1	2+ 5+ 13+ 23+	2+  0 5+ -2 -2 13+  1  8
Curve Equation t Generators 38870a1 [1,-1,0,-1520,-10464] 1 [-13:90:1]
38870b (1 curve)	1	2+ 5+ 13+ 23+	2+  1 5+  3  2 13+ -5  0
Curve Equation t Generators 38870b1 [1,0,1,-3384,73686] 1 [-51:363:1]
38870c (1 curve)	1	2+ 5+ 13+ 23+	2+  2 5+  3  1 13+  2  7
Curve Equation t Generators 38870c1 [1,1,0,-16383,-831163] 1 [15500777027:-3526771932280:300763]
38870d (2 curves)	1	2+ 5+ 13+ 23+	2+ -2 5+ -2  0 13+  3 -2
Curve Equation t Generators 38870d1 [1,0,1,-5789,-162888] 1 [-50:71:1] 38870d2 [1,0,1,-463389,-121451848] 1 [-2330984970:1163188891:5929741]
38870e (1 curve)	1	2+ 5+ 13+ 23+	2+ -2 5+  3  5 13+ -2  3
Curve Equation t Generators 38870e1 [1,0,1,71159136,-405754147264] 1 [17853421836151866900149523628777174:-3452847299522027400315684777414323051:502507958910064842610270375469]
38870f (1 curve)	1	2+ 5+ 13+ 23+	2+ -3 5+  1  4 13+  7  2
Curve Equation t Generators 38870f1 [1,-1,0,-42535,-832259] 1 [270:2569:1]
38870g (2 curves)	0	2+ 5+ 13+ 23-	2+  0 5+  2  0 13+  6 -4
Curve Equation t 38870g1 [1,-1,0,560,-65844] 2 38870g2 [1,-1,0,-21410,-1159950] 2
38870h (2 curves)	0	2+ 5+ 13+ 23-	2+  0 5+  3 -4 13+  3  7
Curve Equation t 38870h1 [1,-1,0,-805,9075] 1 38870h2 [1,-1,0,-4705,-930435] 1
38870i (1 curve)	0	2+ 5+ 13+ 23-	2+  0 5+ -3  4 13+  7  3
Curve Equation t 38870i1 [1,-1,0,560,-19200] 1
38870j (1 curve)	0	2+ 5+ 13+ 23-	2+  3 5+ -3  2 13+  3  4
Curve Equation t 38870j1 [1,-1,0,-108445,13492181] 1
38870k (2 curves)	0	2+ 5+ 13- 23+	2+  2 5+ -4  0 13- -2  0
Curve Equation t 38870k1 [1,1,0,-144498,-19566412] 2 38870k2 [1,1,0,-496018,111972372] 2
38870l (1 curve)	2	2+ 5+ 13- 23+	2+ -3 5+  1 -2 13-  3  4
Curve Equation t Generators 38870l1 [1,-1,0,-25,1] 1 [-4:7:1]&[-3:8:1]
38870m (1 curve)	0	2+ 5- 13+ 23+	2+  0 5-  1 -4 13+ -7  5
Curve Equation t 38870m1 [1,-1,0,-105208414,415386764820] 1
38870n (1 curve)	0	2+ 5- 13+ 23+	2+  0 5- -2  2 13+ -1 -4
Curve Equation t 38870n1 [1,-1,0,-57812819,-169123768267] 1
38870o (2 curves)	0	2+ 5- 13+ 23+	2+ -2 5- -2  0 13+ -3 -2
Curve Equation t 38870o1 [1,0,1,-71998,7409976] 1 38870o2 [1,0,1,-357608,-76216632] 1
38870p (1 curve)	1	2+ 5- 13+ 23-	2+  0 5- -3  1 13+ -8  3
Curve Equation t Generators 38870p1 [1,-1,0,-9749,-619657] 1 [127:359:1]
38870q (1 curve)	1	2+ 5- 13+ 23-	2+ -1 5-  1 -4 13+ -7 -6
Curve Equation t Generators 38870q1 [1,1,0,-655892,204127396] 1 [2202:96074:1]
38870r (1 curve)	1	2+ 5- 13+ 23-	2+  2 5-  1 -3 13+  2 -1
Curve Equation t Generators 38870r1 [1,1,0,23,23301] 1 [45:321:1]
38870s (2 curves)	1	2+ 5- 13+ 23-	2+ -2 5-  1 -3 13+  6  7
Curve Equation t Generators 38870s1 [1,0,1,-11158,-457104] 1 [712:18423:1] 38870s2 [1,0,1,-905168,-331543392] 1 [1102:2537:1]
38870t (1 curve)	1	2+ 5- 13- 23+	2+  1 5- -1  2 13-  1 -4
Curve Equation t Generators 38870t1 [1,0,1,-10321003,12761491498] 1 [2549:53650:1]
38870u (2 curves)	1	2+ 5- 13- 23+	2+ -2 5-  2 -4 13- -2 -4
Curve Equation t Generators 38870u1 [1,0,1,22,-24] 2 [2:4:1] 38870u2 [1,0,1,-108,-232] 2 [-8:15:1]
38870v (1 curve)	2	2+ 5- 13- 23-	2+ -1 5- -3 -6 13- -3  0
Curve Equation t Generators 38870v1 [1,1,0,-45152,2410816] 1 [-168:2384:1]&[-73:2344:1]
38870w (1 curve)	0	2- 5+ 13+ 23+	2-  0 5+ -1  4 13+ -7 -5
Curve Equation t 38870w1 [1,-1,1,-17780221998,912551381643581] 1
38870x (1 curve)	0	2- 5+ 13+ 23+	2-  0 5+  2 -2 13+ -1  4
Curve Equation t 38870x1 [1,-1,1,-342088,-76900469] 1
38870y (2 curves)	0	2- 5+ 13+ 23+	2-  1 5+  1  0 13+ -3 -2
Curve Equation t 38870y1 [1,0,0,-46901,3905381] 1 38870y2 [1,0,0,-93376,-5011904] 1
38870z (2 curves)	0	2- 5+ 13+ 23+	2- -2 5+  2  0 13+ -3  2
Curve Equation t 38870z1 [1,0,0,-426,3340] 3 38870z2 [1,0,0,-2116,-34854] 1
38870ba (1 curve)	1	2- 5+ 13+ 23-	2-  0 5+  3 -1 13+ -8 -3
Curve Equation t Generators 38870ba1 [1,-1,1,-58,-269] 1 [254:1235:8]
38870bb (1 curve)	1	2- 5+ 13+ 23-	2-  2 5+ -1  3 13+  2  1
Curve Equation t Generators 38870bb1 [1,1,1,3799,51173143] 1 [239:7992:1]
38870bc (2 curves)	1	2- 5+ 13+ 23-	2- -2 5+ -1  3 13+  6 -7
Curve Equation t Generators 38870bc1 [1,0,0,-1885621,-1002371319] 3 [3759153286:219219350939:941192] 38870bc2 [1,0,0,-152973311,-728247858365] 1 [25411521038791004087800690:-4415654563983011481872636735:726294874914827459864]
38870bd (1 curve)	1	2- 5+ 13- 23+	2-  1 5+  1 -2 13-  1  4
Curve Equation t Generators 38870bd1 [1,0,0,-61071,5803901] 1 [118:435:1]
38870be (2 curves)	1	2- 5+ 13- 23+	2- -2 5+ -2  4 13- -2  4
Curve Equation t Generators 38870be1 [1,0,0,3799,-55979] 2 [5498808:51069635:175616] 38870be2 [1,0,0,-18171,-490985] 2 [-6316:40671:64]
38870bf (1 curve)	0	2- 5+ 13- 23-	2- -1 5+  3  6 13- -3  0
Curve Equation t 38870bf1 [1,1,1,-7630776,5334716473] 1
38870bg (1 curve)	1	2- 5- 13+ 23+	2-  0 5-  2  2 13+  1 -8
Curve Equation t Generators 38870bg1 [1,-1,1,-256912,-23760109] 1 [-55805:195853:125]
38870bh (4 curves)	1	2- 5- 13+ 23+	2-  0 5-  4 -4 13+  2 -4
Curve Equation t Generators 38870bh1 [1,-1,1,1658,259861] 4 [-9793:153693:343] 38870bh2 [1,-1,1,-52422,4456469] 4 [-171:2983:1] 38870bh3 [1,-1,1,-140302,-14314699] 2 [491:5669:1] 38870bh4 [1,-1,1,-829822,291161589] 2 [1519:49577:1]
38870bi (2 curves)	1	2- 5- 13+ 23+	2-  1 5-  1  6 13+  3 -8
Curve Equation t Generators 38870bi1 [1,0,0,-3217510,2221137892] 1 [1002:1358:1] 38870bi2 [1,0,0,-3558045,1722175025] 1 [-350:54255:1]
38870bj (1 curve)	1	2- 5- 13+ 23+	2-  2 5- -3 -1 13+  2 -7
Curve Equation t Generators 38870bj1 [1,1,1,-2768815,-1812221195] 1 [1933:6968:1]
38870bk (2 curves)	1	2- 5- 13+ 23+	2- -2 5-  2  0 13+  3  2
Curve Equation t Generators 38870bk1 [1,0,0,-978260,-356886128] 3 [-662:1176:1] 38870bk2 [1,0,0,-78312660,-266751396848] 1 [-1752506:877288:343]
38870bl (1 curve)	1	2- 5- 13+ 23+	2- -2 5- -3 -5 13+ -2 -3
Curve Equation t Generators 38870bl1 [1,0,0,421060,-184653158] 1 [4742:129879:8]
38870bm (1 curve)	0	2- 5- 13+ 23-	2-  0 5-  3 -4 13+  7 -3
Curve Equation t 38870bm1 [1,-1,1,94608,-41898541] 1
38870bn (2 curves)	0	2- 5- 13+ 23-	2-  0 5- -3  4 13+  3 -7
Curve Equation t 38870bn1 [1,-1,1,-136077,19529579] 1 38870bn2 [1,-1,1,-795177,-2046551191] 1
38870bo (1 curve)	0	2- 5- 13+ 23-	2-  3 5-  3  2 13+ -5  0
Curve Equation t 38870bo1 [1,-1,1,-608472702,-591676637171] 1
38870bp (2 curves)	0	2- 5- 13- 23+	2-  2 5-  4  0 13- -2  0
Curve Equation t 38870bp1 [1,1,1,-855,-9235] 2 38870bp2 [1,1,1,-2935,49837] 2
38870bq (1 curve)	0	2- 5- 13- 23+	2- -3 5- -1  2 13-  3 -4
Curve Equation t 38870bq1 [1,-1,1,-4257,-10539] 1

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