Cremona's table of elliptic curves

6958 = 2 · 7² · 71

Class	r	Atkin-Lehner	Eigenvalues
6958a (1 curve)	0	2+ 7+ 71-	2+ -2 -1 7+  4  0  8  0
Curve Equation t 6958a1 [1,0,1,-16784,-838050] 1
6958b (1 curve)	0	2+ 7- 71+	2+  1  2 7- -2  3  6 -5
Curve Equation t 6958b1 [1,0,1,-75,144] 1
6958c (1 curve)	2	2+ 7- 71+	2+ -1  0 7- -5 -5  2 -4
Curve Equation t Generators 6958c1 [1,1,0,-25,-1483] 1 [13:18:1]&[14:27:1]
6958d (2 curves)	0	2+ 7- 71+	2+ -2  2 7-  4  0  0 -2
Curve Equation t 6958d1 [1,0,1,-18205,1005624] 2 6958d2 [1,0,1,-296525,62124696] 2
6958e (2 curves)	1	2+ 7- 71-	2+  0 -2 7-  6 -4 -6  8
Curve Equation t Generators 6958e1 [1,-1,0,-58,1140] 2 [-4:38:1] 6958e2 [1,-1,0,-2018,35244] 2 [23:13:1]
6958f (2 curves)	1	2+ 7- 71-	2+ -1  0 7- -3  1  6  4
Curve Equation t Generators 6958f1 [1,1,0,8060,-308272] 1 [56:540:1] 6958f2 [1,1,0,-78915,13534669] 1 [-42:4117:1]
6958g (1 curve)	1	2+ 7- 71-	2+  2  1 7-  4  0 -8  0
Curve Equation t Generators 6958g1 [1,1,0,-822392,286628672] 1 [-27888:174712:27]
6958h (2 curves)	1	2+ 7- 71-	2+  2 -2 7-  4  0  4 -6
Curve Equation t Generators 6958h1 [1,1,0,12519,285461] 2 [4782:74441:27] 6958h2 [1,1,0,-57061,2358945] 2 [-1674:19065:8]
6958i (1 curve)	1	2+ 7- 71-	2+ -3 -2 7- -6  5 -6 -1
Curve Equation t Generators 6958i1 [1,-1,0,-128683,-17662331] 1 [-207:374:1]
6958j (1 curve)	0	2- 7+ 71+	2-  0 -3 7+  0  0  2  6
Curve Equation t 6958j1 [1,-1,1,-769,-8011] 1
6958k (4 curves)	1	2- 7- 71+	2-  0  2 7- -4  6 -6  0
Curve Equation t Generators 6958k1 [1,-1,1,-769,5905] 4 [25:30:1] 6958k2 [1,-1,1,-4689,-117967] 4 [417:8176:1] 6958k3 [1,-1,1,-74269,-7771767] 2 [1006603:15673490:2197] 6958k4 [1,-1,1,2171,-439015] 2 [1397085:27790882:3375]
6958l (1 curve)	1	2- 7- 71+	2-  0  3 7-  0  0 -2 -6
Curve Equation t Generators 6958l1 [1,-1,1,-37666,2823013] 1 [97:225:1]
6958m (2 curves)	1	2- 7- 71+	2- -1  0 7-  0  1  0  1
Curve Equation t Generators 6958m1 [1,1,1,-393,-3137] 1 [-11:6:1] 6958m2 [1,1,1,-2843,55467] 1 [206:-1:8]
6958n (4 curves)	1	2- 7- 71+	2-  2  0 7- -6 -2  6 -2
Curve Equation t Generators 6958n1 [1,1,1,-33223,1908157] 2 [-113:2114:1] 6958n2 [1,1,1,-158663,-22627907] 2 [839:20454:1] 6958n3 [1,1,1,-2557703,1573364029] 2 [671:12306:1] 6958n4 [1,1,1,-2559663,1570829357] 2 [18075:330176:27]
6958o (2 curves)	1	2- 7- 71+	2-  2 -4 7-  2 -6  2  6
Curve Equation t Generators 6958o1 [1,1,1,-540,-4999] 2 [1137:37783:1] 6958o2 [1,1,1,-1030,4801] 2 [-274:427:8]
6958p (1 curve)	0	2- 7- 71-	2-  3  4 7-  0 -1  0  5
Curve Equation t 6958p1 [1,-1,1,-573,-4091] 1

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