Cremona's table of elliptic curves

13870 = 2 · 5 · 19 · 73

Class	r	Atkin-Lehner	Eigenvalues
13870a (1 curve)	1	2+ 5+ 19- 73-	2+  0 5+  3 -3  2 -3 19-
Curve Equation t Generators 13870a1 [1,-1,0,-365,-3285] 1 [23:-2:1]
13870b (1 curve)	1	2+ 5+ 19- 73-	2+  2 5+  1 -3 -2  1 19-
Curve Equation t Generators 13870b1 [1,1,0,2,12] 1 [3:6:1]
13870c (1 curve)	1	2+ 5- 19+ 73-	2+ -1 5-  3 -5  0  2 19+
Curve Equation t Generators 13870c1 [1,1,0,-462,3604] 1 [3:46:1]
13870d (1 curve)	1	2- 5+ 19- 73+	2-  1 5+ -1  1  4 -2 19-
Curve Equation t Generators 13870d1 [1,0,0,-766,-3260] 1 [-24:50:1]
13870e (3 curves)	0	2- 5+ 19- 73-	2-  1 5+ -1 -3 -4 -6 19-
Curve Equation t 13870e1 [1,0,0,-10230281,12593604761] 3 13870e2 [1,0,0,-10611721,11603763865] 3 13870e3 [1,0,0,-218273361,-1239773922559] 1
13870f (1 curve)	1	2- 5- 19+ 73+	2- -2 5- -1 -1 -2  3 19+
Curve Equation t Generators 13870f1 [1,0,0,-1360,22272] 1 [-16:208:1]
13870g (1 curve)	0	2- 5- 19- 73+	2-  1 5- -3 -1 -4  6 19-
Curve Equation t 13870g1 [1,0,0,-70,-230] 1

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

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