Cremona's table of elliptic curves

15939 = 3² · 7 · 11 · 23

Class	r	Atkin-Lehner	Eigenvalues
15939a (2 curves)	1	3+ 7- 11+ 23-	-1 3+  2 7- 11+  2  0 -4
Curve Equation t Generators 15939a1 [1,-1,1,-299,5698] 2 [4:65:1] 15939a2 [1,-1,1,-6914,222670] 2 [40:74:1]
15939b (2 curves)	1	3+ 7- 11- 23+	1 3+ -2 7- 11-  2  0 -4
Curve Equation t Generators 15939b1 [1,-1,0,-33,-200] 2 [12:26:1] 15939b2 [1,-1,0,-768,-7991] 2 [-16:11:1]
15939c (2 curves)	0	3- 7+ 11+ 23+	1 3-  4 7+ 11+ -6 -4 -4
Curve Equation t 15939c1 [1,-1,0,90,783] 2 15939c2 [1,-1,0,-945,10098] 2
15939d (1 curve)	0	3- 7+ 11+ 23+	-2 3-  1 7+ 11+  6  2  2
Curve Equation t 15939d1 [0,0,1,3273,6048] 1
15939e (1 curve)	0	3- 7+ 11+ 23+	-2 3-  3 7+ 11+  2 -6  2
Curve Equation t 15939e1 [0,0,1,-1461,607684] 1
15939f (1 curve)	1	3- 7+ 11+ 23-	-1 3- -3 7+ 11+ -1 -4 -5
Curve Equation t Generators 15939f1 [1,-1,1,-2279,30844] 1 [-22:275:1]
15939g (2 curves)	0	3- 7- 11+ 23-	1 3-  0 7- 11+ -4 -6  0
Curve Equation t 15939g1 [1,-1,0,-747,-8096] 2 15939g2 [1,-1,0,-12132,-511313] 2
15939h (2 curves)	0	3- 7- 11+ 23-	-1 3-  4 7- 11+ -4  2  8
Curve Equation t 15939h1 [1,-1,1,-653,10284] 2 15939h2 [1,-1,1,-12038,511224] 2
15939i (1 curve)	0	3- 7- 11- 23+	1 3-  1 7- 11- -1  0  5
Curve Equation t 15939i1 [1,-1,0,-54,157] 1
15939j (2 curves)	1	3- 7- 11- 23-	0 3- -3 7- 11-  2  0  2
Curve Equation t Generators 15939j1 [0,0,1,-174,-963] 1 [17:31:1] 15939j2 [0,0,1,1086,1242] 3 [2:58:1]

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

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