Cremona's table of elliptic curves

81872 = 2⁴ · 7 · 17 · 43

Class	r	Atkin-Lehner	Eigenvalues
81872a (2 curves)	1	2+ 7+ 17+ 43+	2+  0  0 7+ -2 -6 17+  4
Curve Equation t Generators 81872a1 [0,0,0,-335,2158] 2 [-3:56:1] 81872a2 [0,0,0,-1195,-13494] 2 [42:102:1]
81872b (1 curve)	1	2+ 7+ 17+ 43+	2+ -1  1 7+ -2  1 17+  6
Curve Equation t Generators 81872b1 [0,-1,0,-575,-5126] 1 [6270:9163:216]
81872c (1 curve)	2	2+ 7+ 17+ 43-	2+ -1 -1 7+  2 -5 17+  0
Curve Equation t Generators 81872c1 [0,-1,0,9,-38] 1 [6:14:1]&[34:196:1]
81872d (1 curve)	2	2+ 7+ 17- 43+	2+ -1 -3 7+  0 -3 17- -2
Curve Equation t Generators 81872d1 [0,-1,0,-392,3136] 1 [14:-14:1]&[-4:68:1]
81872e (2 curves)	0	2+ 7- 17+ 43+	2+  0 -2 7-  2  4 17+  6
Curve Equation t 81872e1 [0,0,0,-4891,-135270] 2 81872e2 [0,0,0,-78851,-8522334] 2
81872f (2 curves)	0	2+ 7- 17+ 43+	2+  0 -4 7- -2  2 17+  4
Curve Equation t 81872f1 [0,0,0,-4038047,3116156510] 2 81872f2 [0,0,0,-5628187,433590330] 2
81872g (1 curve)	0	2+ 7- 17+ 43+	2+  3  1 7-  2  1 17+  6
Curve Equation t 81872g1 [0,0,0,-82,383] 1
81872h (1 curve)	1	2+ 7- 17+ 43-	2+  1  1 7- -4  5 17+  4
Curve Equation t Generators 81872h1 [0,1,0,3080,-51548] 1 [42:392:1]
81872i (1 curve)	1	2+ 7- 17- 43+	2+ -1  3 7-  0  3 17-  6
Curve Equation t Generators 81872i1 [0,-1,0,-3659,86422] 1 [282:1:8]
81872j (1 curve)	1	2+ 7- 17- 43+	2+  3 -1 7-  4 -1 17- -2
Curve Equation t Generators 81872j1 [0,0,0,-3118,-72109] 1 [23910:209321:216]
81872k (1 curve)	2	2+ 7- 17- 43-	2+ -1  1 7-  0 -1 17- -6
Curve Equation t Generators 81872k1 [0,-1,0,-7740,-401072] 1 [109:196:1]&[144:1204:1]
81872l (1 curve)	2	2+ 7- 17- 43-	2+ -1 -3 7-  0 -5 17- -6
Curve Equation t Generators 81872l1 [0,-1,0,268,-1904] 1 [60:-476:1]&[21:112:1]
81872m (2 curves)	0	2+ 7- 17- 43-	2+  2  2 7-  0 -2 17-  4
Curve Equation t 81872m1 [0,-1,0,-392,2432] 2 81872m2 [0,-1,0,-2112,-34720] 2
81872n (2 curves)	0	2- 7+ 17+ 43+	2- -1 -3 7+ -6 -1 17+  4
Curve Equation t 81872n1 [0,-1,0,-101192,-12356624] 1 81872n2 [0,-1,0,-22072,-31086736] 1
81872o (1 curve)	1	2- 7+ 17+ 43-	2-  1  1 7+ -4 -3 17+  0
Curve Equation t Generators 81872o1 [0,1,0,275,-12278] 1 [618:5519:8]
81872p (1 curve)	1	2- 7+ 17+ 43-	2-  1 -3 7+ -6 -3 17+ -6
Curve Equation t Generators 81872p1 [0,1,0,-45472,-3832076] 1 [2874:153664:1]
81872q (1 curve)	1	2- 7+ 17+ 43-	2- -1 -1 7+  0  1 17+  0
Curve Equation t Generators 81872q1 [0,-1,0,40539,-424616] 1 [650:14749:8]
81872r (1 curve)	1	2- 7+ 17+ 43-	2- -1 -1 7+  0  1 17+  0
Curve Equation t Generators 81872r1 [0,-1,0,224,-50176] 1 [80:-688:1]
81872s (1 curve)	1	2- 7+ 17+ 43-	2- -1 -1 7+ -6  1 17+  6
Curve Equation t Generators 81872s1 [0,-1,0,44707264,551406091264] 1 [322464:45088768:27]
81872t (1 curve)	1	2- 7+ 17+ 43-	2- -1  2 7+  3 -2 17+  3
Curve Equation t Generators 81872t1 [0,-1,0,-992,-56192] 1 [378:7310:1]
81872u (1 curve)	1	2- 7+ 17- 43+	2- -1  1 7+  4  1 17-  2
Curve Equation t Generators 81872u1 [0,-1,0,-2640,-90176] 1 [2280:14336:27]
81872v (3 curves)	1	2- 7+ 17- 43+	2- -1 -3 7+  0  5 17- -2
Curve Equation t Generators 81872v1 [0,-1,0,-520472,-415168784] 1 [1100:18496:1] 81872v2 [0,-1,0,4589048,9993788144] 1 [-940:69632:1] 81872v3 [0,-1,0,-250442232,1527577764976] 1 [10175100:18253611008:15625]
81872w (2 curves)	0	2- 7+ 17- 43-	2-  2 -2 7+  4 -6 17-  8
Curve Equation t 81872w1 [0,-1,0,-20944,799680] 2 81872w2 [0,-1,0,-131024,-17605696] 2
81872x (1 curve)	0	2- 7+ 17- 43-	2-  3 -3 7+  6  1 17-  2
Curve Equation t 81872x1 [0,0,0,-244,-1489] 1
81872y (2 curves)	1	2- 7- 17+ 43+	2-  0  0 7- -4  2 17+  4
Curve Equation t Generators 81872y1 [0,0,0,445,-4734] 2 [17:88:1] 81872y2 [0,0,0,-2995,-48078] 2 [103:858:1]
81872z (1 curve)	1	2- 7- 17+ 43+	2-  1 -1 7- -2 -5 17+  8
Curve Equation t Generators 81872z1 [0,1,0,-176,-1132] 1 [26:112:1]
81872ba (1 curve)	1	2- 7- 17+ 43+	2- -3 -1 7-  0  5 17+  8
Curve Equation t Generators 81872ba1 [0,0,0,-875248,315169951] 1 [545:196:1]
81872bb (1 curve)	1	2- 7- 17+ 43+	2- -3  3 7-  2 -1 17+ -8
Curve Equation t Generators 81872bb1 [0,0,0,-500611,152601538] 1 [297:5488:1]
81872bc (2 curves)	2	2- 7- 17+ 43-	2-  0 -2 7- -6  4 17+ -2
Curve Equation t Generators 81872bc1 [0,0,0,16349,24333090] 2 [-185:3870:1]&[258:6762:1] 81872bc2 [0,0,0,-1167011,473299874] 2 [-830:29498:1]&[-529:30702:1]
81872bd (1 curve)	2	2- 7- 17+ 43-	2-  1 -3 7- -2 -3 17+ -2
Curve Equation t Generators 81872bd1 [0,1,0,128,4084] 1 [-6:56:1]&[18:112:1]
81872be (1 curve)	2	2- 7- 17+ 43-	2- -3  1 7-  0  1 17+ -8
Curve Equation t Generators 81872be1 [0,0,0,-2827,58042] 1 [31:14:1]&[37:64:1]
81872bf (1 curve)	0	2- 7- 17+ 43-	2- -3  1 7-  2 -3 17+  2
Curve Equation t 81872bf1 [0,0,0,-122611747,-522754006238] 1
81872bg (1 curve)	2	2- 7- 17- 43+	2-  1 -1 7-  4 -7 17- -6
Curve Equation t Generators 81872bg1 [0,1,0,-56,19796] 1 [-28:14:1]&[38:272:1]
81872bh (1 curve)	2	2- 7- 17- 43+	2-  1 -3 7- -2 -3 17-  2
Curve Equation t Generators 81872bh1 [0,1,0,-1377,75806] 1 [22:238:1]&[106:1064:1]
81872bi (1 curve)	0	2- 7- 17- 43+	2-  3 -1 7-  6  5 17-  2
Curve Equation t 81872bi1 [0,0,0,92,-4321] 1
81872bj (1 curve)	1	2- 7- 17- 43-	2- -1  1 7- -2 -3 17-  6
Curve Equation t Generators 81872bj1 [0,-1,0,1015,808] 1 [24:196:1]
81872bk (1 curve)	1	2- 7- 17- 43-	2- -1  2 7-  3  2 17- -5
Curve Equation t Generators 81872bk1 [0,-1,0,3688,-570128] 1 [1548:60928:1]
81872bl (2 curves)	1	2- 7- 17- 43-	2-  2 -2 7-  4  0 17-  6
Curve Equation t Generators 81872bl1 [0,-1,0,216,-11920] 2 [687:2618:27] 81872bl2 [0,-1,0,-6664,-199056] 2 [114:714:1]

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