Cremona's table of elliptic curves

20102 = 2 · 19 · 23²

Class	r	Atkin-Lehner	Eigenvalues
20102a (1 curve)	0	2+ 19+ 23-	2+  0 -2  2 -1  1 -5 19+
Curve Equation t 20102a1 [1,-1,0,-283643,28955749] 1
20102b (3 curves)	0	2+ 19+ 23-	2+  1  0  1  6  5 -3 19+
Curve Equation t 20102b1 [1,0,1,-8211,-287130] 1 20102b2 [1,0,1,5014,-1088036] 1 20102b3 [1,0,1,-45241,29788636] 1
20102c (2 curves)	0	2+ 19+ 23-	2+  1  3  4  6 -4  3 19+
Curve Equation t 20102c1 [1,0,1,-425592,29903958] 1 20102c2 [1,0,1,-27010487,54029142682] 1
20102d (1 curve)	0	2+ 19+ 23-	2+  1 -3  2  1  6 -4 19+
Curve Equation t 20102d1 [1,0,1,-118105,15575740] 1
20102e (1 curve)	0	2+ 19+ 23-	2+ -1  1  2 -5  6  4 19+
Curve Equation t 20102e1 [1,1,0,-20377,-1127587] 1
20102f (1 curve)	0	2+ 19+ 23-	2+ -1 -1  4  0 -6  5 19+
Curve Equation t 20102f1 [1,1,0,-437758,-111409804] 1
20102g (1 curve)	0	2+ 19+ 23-	2+  2 -2 -4  1 -3  1 19+
Curve Equation t 20102g1 [1,1,0,-425591,102230549] 1
20102h (1 curve)	1	2+ 19- 23-	2+  0  2 -2  1  1  5 19-
Curve Equation t Generators 20102h1 [1,-1,0,-536,-2240] 1 [-15:55:1]
20102i (1 curve)	1	2+ 19- 23-	2+  1  3 -2 -1  6  4 19-
Curve Equation t Generators 20102i1 [1,0,1,-62477292,-189634986198] 1 [-12649384372268693934743133457936410:-52299821401780635068947683111262962:2769985296542623517630282497031]
20102j (2 curves)	1	2+ 19- 23-	2+  1 -3 -4 -6 -4 -3 19-
Curve Equation t Generators 20102j1 [1,0,1,-805,-2528] 3 [-25:58:1] 20102j2 [1,0,1,-51060,-4445070] 1 [-3525:1813:27]
20102k (1 curve)	1	2+ 19- 23-	2+ -1  1 -4  0 -6 -5 19-
Curve Equation t Generators 20102k1 [1,1,0,-827,8797] 1 [6:61:1]
20102l (1 curve)	1	2+ 19- 23-	2+  2  2  4 -1 -3 -1 19-
Curve Equation t Generators 20102l1 [1,1,0,-804,-8752] 1 [-24629:31942:1331]
20102m (1 curve)	1	2+ 19- 23-	2+  3 -1 -2  1 -2 -4 19-
Curve Equation t Generators 20102m1 [1,-1,0,-10150,218882] 1 [507:4772:27]
20102n (1 curve)	1	2+ 19- 23-	2+ -3 -1 -2 -5 -2  2 19-
Curve Equation t Generators 20102n1 [1,-1,0,-6977080,-6962691776] 1 [-1673:5862:1]
20102o (2 curves)	1	2- 19+ 23-	2-  1 -3 -2  3  2  0 19+
Curve Equation t Generators 20102o1 [1,0,0,-4194452,3280874384] 1 [872:16492:1] 20102o2 [1,0,0,-339030292,2402706716944] 1 [286986:-136616:27]
20102p (1 curve)	1	2- 19+ 23-	2-  3 -3 -2  1  2 -4 19+
Curve Equation t Generators 20102p1 [1,-1,1,-1518594,720646657] 1 [17067:88789:27]
20102q (1 curve)	0	2- 19- 23-	2-  1  3  2  5  2  4 19-
Curve Equation t 20102q1 [1,0,0,-6359,181961] 1
20102r (2 curves)	0	2- 19- 23-	2- -1 -1  2  3 -6  2 19-
Curve Equation t 20102r1 [1,1,1,-216901,-13157973] 1 20102r2 [1,1,1,-75287291,251406460047] 1
20102s (2 curves)	0	2- 19- 23-	2- -1  4 -3 -2 -1 -3 19-
Curve Equation t 20102s1 [1,1,1,-11,-14439] 1 20102s2 [1,1,1,-37041,3022021] 1
20102t (1 curve)	0	2- 19- 23-	2-  3  3  2 -1  2  4 19-
Curve Equation t 20102t1 [1,-1,1,-2871,-58481] 1

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