Cremona's table of elliptic curves

23230 = 2 · 5 · 23 · 101

Class	r	Atkin-Lehner	Eigenvalues
23230a (1 curve)	1	2+ 5- 23- 101+	2+  1 5- -2  1  4  3  8
Curve Equation t Generators 23230a1 [1,0,1,-59068,5558458] 1 [569:12215:1]
23230b (1 curve)	1	2+ 5- 23- 101+	2+  1 5- -2 -3  4 -1  4
Curve Equation t Generators 23230b1 [1,0,1,-5703473,-5243201084] 1 [88424678379070620657806673221:7680151267192245431182333062182:10545027848184378521219183]
23230c (1 curve)	1	2+ 5- 23- 101+	2+  1 5- -2  5  4  7 -4
Curve Equation t Generators 23230c1 [1,0,1,-2755853,1761271816] 1 [-893:59694:1]
23230d (1 curve)	1	2+ 5- 23- 101+	2+ -1 5-  0 -3  2 -7 -2
Curve Equation t Generators 23230d1 [1,1,0,-287,2161] 1 [12:-31:1]
23230e (1 curve)	1	2+ 5- 23- 101+	2+ -1 5-  4  3 -6 -5  6
Curve Equation t Generators 23230e1 [1,1,0,8,-16] 1 [4:8:1]
23230f (1 curve)	1	2+ 5- 23- 101+	2+ -1 5- -4 -5  2 -5 -6
Curve Equation t Generators 23230f1 [1,1,0,1793,43589] 1 [-2:201:1]
23230g (1 curve)	1	2+ 5- 23- 101+	2+  2 5-  0  6 -1 -7  1
Curve Equation t Generators 23230g1 [1,1,0,-877,-10371] 1 [235565655:1406460103:4019679]
23230h (1 curve)	1	2+ 5- 23- 101+	2+ -2 5- -2  4  1 -3 -7
Curve Equation t Generators 23230h1 [1,0,1,7,-12] 1 [2:2:1]
23230i (2 curves)	1	2- 5+ 23+ 101-	2-  0 5+  2 -2  2  2  0
Curve Equation t Generators 23230i1 [1,-1,1,-123,731] 2 [5:12:1] 23230i2 [1,-1,1,-2143,38707] 2 [-25:288:1]
23230j (1 curve)	1	2- 5+ 23+ 101-	2-  2 5+ -2  0 -3 -1  3
Curve Equation t Generators 23230j1 [1,1,1,-151,1099] 1 [1986:4183:216]
23230k (1 curve)	2	2- 5- 23+ 101-	2- -2 5- -3 -2 -2 -5 -7
Curve Equation t Generators 23230k1 [1,0,0,-1420,32400] 1 [-40:180:1]&[-20:240:1]
23230l (1 curve)	0	2- 5- 23- 101+	2-  3 5- -2  3 -4  3 -4
Curve Equation t 23230l1 [1,-1,1,-1452027,739313479] 1

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