Cremona's table of elliptic curves

20230 = 2 · 5 · 7 · 17²

Class	r	Atkin-Lehner	Eigenvalues
20230a (2 curves)	1	2+ 5+ 7+ 17+	2+  0 5+ 7+ -4 -2 17+ -2
Curve Equation t Generators 20230a1 [1,-1,0,-2472160,-5698022400] 2 [94170868958528:1868525451465824:38992705471] 20230a2 [1,-1,0,-65358560,-202872040960] 2 [22575616280767655567206581:-6124686115504030540434006217:304054553632040734977]
20230b (2 curves)	1	2+ 5+ 7+ 17+	2+ -1 5+ 7+  0  2 17+  5
Curve Equation t Generators 20230b1 [1,1,0,-85813,9639917] 1 [146:427:1] 20230b2 [1,1,0,-109188,3946192] 1 [-24:2572:1]
20230c (2 curves)	1	2+ 5+ 7+ 17+	2+ -1 5+ 7+ -6 -7 17+  5
Curve Equation t Generators 20230c1 [1,1,0,-12288,-1912382] 1 [171:926:1] 20230c2 [1,1,0,-1609013,-786248267] 1 [201684:10109239:64]
20230d (1 curve)	0	2+ 5+ 7- 17+	2+ -1 5+ 7-  2 -3 17+  1
Curve Equation t 20230d1 [1,1,0,150997,-210151043] 1
20230e (1 curve)	2	2+ 5+ 7- 17+	2+ -1 5+ 7- -2 -6 17+ -1
Curve Equation t Generators 20230e1 [1,1,0,-1578,21028] 1 [-41:158:1]&[-12:202:1]
20230f (2 curves)	1	2+ 5+ 7- 17-	2+  1 5+ 7-  0  2 17-  5
Curve Equation t Generators 20230f1 [1,0,1,-729,7056] 3 [-27:98:1] 20230f2 [1,0,1,-10844,-433958] 1 [-1653:1813:27]
20230g (2 curves)	0	2+ 5- 7+ 17+	2+  0 5- 7+ -2  0 17+ -6
Curve Equation t 20230g1 [1,-1,0,-41959,-14803587] 2 20230g2 [1,-1,0,-1197959,-502866787] 2
20230h (2 curves)	0	2+ 5- 7+ 17+	2+ -1 5- 7+  0  2 17+  5
Curve Equation t 20230h1 [1,1,0,-210542,34877896] 1 20230h2 [1,1,0,-3133777,-2128900651] 1
20230i (1 curve)	1	2+ 5- 7+ 17-	2+  1 5- 7+  2 -6 17- -1
Curve Equation t Generators 20230i1 [1,0,1,-456193,106503556] 1 [-265:14582:1]
20230j (2 curves)	1	2+ 5- 7- 17+	2+  0 5- 7-  4 -2 17+ -2
Curve Equation t Generators 20230j1 [1,-1,0,-8554,-1157772] 2 [217:2569:1] 20230j2 [1,-1,0,-226154,-41239692] 2 [729:13086:1]
20230k (2 curves)	0	2+ 5- 7- 17-	2+  1 5- 7-  0  2 17-  5
Curve Equation t 20230k1 [1,0,1,-24800108,47534512618] 3 20230k2 [1,0,1,-31555483,19608529318] 1
20230l (1 curve)	1	2- 5+ 7- 17+	2-  1 5+ 7-  2 -5 17+ -3
Curve Equation t Generators 20230l1 [1,0,0,-258661,50730241] 1 [738:15815:1]
20230m (1 curve)	1	2- 5+ 7- 17+	2- -1 5+ 7- -2 -5 17+  5
Curve Equation t Generators 20230m1 [1,1,1,92814,7347199] 1 [2041:92275:1]
20230n (2 curves)	1	2- 5+ 7- 17+	2-  2 5+ 7- -2 -2 17+ -4
Curve Equation t Generators 20230n1 [1,1,1,-3082191,2079399509] 2 [1059:1570:1] 20230n2 [1,1,1,-2296111,3166390933] 2 [9079:850322:1]
20230o (1 curve)	1	2- 5- 7+ 17+	2-  1 5- 7+  2 -5 17+  5
Curve Equation t Generators 20230o1 [1,0,0,26823240,35909026880] 1 [372920:46997992:125]
20230p (2 curves)	1	2- 5- 7+ 17+	2- -2 5- 7+  2 -2 17+ -4
Curve Equation t Generators 20230p1 [1,0,0,-10665,422617] 2 [194:-2477:1] 20230p2 [1,0,0,-7945,644025] 2 [-10:855:1]
20230q (4 curves)	0	2- 5- 7- 17+	2-  0 5- 7-  4  2 17+ -8
Curve Equation t 20230q1 [1,-1,1,-1273822,1032192621] 2 20230q2 [1,-1,1,-24948702,47946334829] 4 20230q3 [1,-1,1,-29572702,28936146029] 2 20230q4 [1,-1,1,-399122782,3069177526381] 2
20230r (4 curves)	0	2- 5- 7- 17+	2-  0 5- 7- -4 -6 17+  0
Curve Equation t 20230r1 [1,-1,1,668,-10761] 2 20230r2 [1,-1,1,-5112,-112489] 4 20230r3 [1,-1,1,-77362,-8262289] 2 20230r4 [1,-1,1,-25342,1457359] 2
20230s (1 curve)	0	2- 5- 7- 17+	2-  3 5- 7- -2 -1 17+  1
Curve Equation t 20230s1 [1,-1,1,3558,-28679] 1

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