Cremona's table of elliptic curves

1764 = 2² · 3² · 7²

Class	r	Atkin-Lehner	Eigenvalues
1764a (2 curves)	0	2- 3+ 7+	2- 3+  0 7+  0  5  0 -1
Curve Equation t 1764a1 [0,0,0,0,9604] 3 1764a2 [0,0,0,0,-259308] 1
1764b (4 curves)	1	2- 3+ 7-	2- 3+  0 7-  0 -2  0 -8
Curve Equation t Generators 1764b1 [0,0,0,0,-343] 2 [14:49:1] 1764b2 [0,0,0,-735,-7546] 2 [-17:6:1] 1764b3 [0,0,0,0,9261] 2 [7:98:1] 1764b4 [0,0,0,-6615,203742] 2 [-66:594:1]
1764c (2 curves)	1	2- 3+ 7-	2- 3+  0 7-  0 -5  0  1
Curve Equation t Generators 1764c1 [0,0,0,0,-28] 1 [4:6:1] 1764c2 [0,0,0,0,756] 1 [-3:27:1]
1764d (1 curve)	1	2- 3- 7+	2- 3-  2 7+ -2 -3 -8 -1
Curve Equation t Generators 1764d1 [0,0,0,1176,3332] 1 [16:162:1]
1764e (2 curves)	1	2- 3- 7+	2- 3- -3 7+  3  2 -3 -1
Curve Equation t Generators 1764e1 [0,0,0,-1029,2401] 1 [0:49:1] 1764e2 [0,0,0,-62769,6052921] 3 [-147:3479:1]
1764f (4 curves)	0	2- 3- 7-	2- 3-  0 7-  6 -2  0  4
Curve Equation t 1764f1 [0,0,0,2940,-20923] 2 1764f2 [0,0,0,-12495,-172186] 2 1764f3 [0,0,0,-49980,-4429159] 2 1764f4 [0,0,0,-806295,-278668978] 2
1764g (2 curves)	0	2- 3- 7-	2- 3-  2 7- -2  4  6 -8
Curve Equation t 1764g1 [0,0,0,-84,245] 2 1764g2 [0,0,0,-399,-2842] 2
1764h (1 curve)	0	2- 3- 7-	2- 3- -2 7- -2  3  8  1
Curve Equation t 1764h1 [0,0,0,57624,-1142876] 1
1764i (2 curves)	0	2- 3- 7-	2- 3- -2 7- -2 -4 -6  8
Curve Equation t 1764i1 [0,0,0,-4116,-84035] 2 1764i2 [0,0,0,-19551,974806] 2
1764j (2 curves)	0	2- 3- 7-	2- 3-  3 7-  3 -2  3  1
Curve Equation t 1764j1 [0,0,0,-21,-7] 1 1764j2 [0,0,0,-1281,-17647] 1
1764k (2 curves)	0	2- 3- 7-	2- 3-  4 7- -2  6 -4  4
Curve Equation t 1764k1 [0,0,0,-588,-22295] 2 1764k2 [0,0,0,-16023,-778610] 2

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