Cremona's table of elliptic curves

20178 = 2 · 3² · 19 · 59

Class	r	Atkin-Lehner	Eigenvalues
20178a (2 curves)	1	2+ 3+ 19+ 59+	2+ 3+  4  0  4 -4  0 19+
Curve Equation t Generators 20178a1 [1,-1,0,-17700,724048] 2 [179:1718:1] 20178a2 [1,-1,0,-90660,-9855152] 2 [46695:336827:125]
20178b (2 curves)	1	2+ 3+ 19- 59-	2+ 3+  0  0  0 -4  0 19-
Curve Equation t Generators 20178b1 [1,-1,0,-237,-1323] 2 [-9:9:1] 20178b2 [1,-1,0,-3777,-88407] 2 [93:552:1]
20178c (1 curve)	0	2+ 3- 19+ 59+	2+ 3-  2  3 -1  1  3 19+
Curve Equation t 20178c1 [1,-1,0,-5391,201829] 1
20178d (2 curves)	1	2+ 3- 19+ 59-	2+ 3-  4  0  4 -4 -6 19+
Curve Equation t Generators 20178d1 [1,-1,0,-1037565,-406525487] 2 [1289:19268:1] 20178d2 [1,-1,0,-1005075,-433199777] 2 [28829:4877423:1]
20178e (2 curves)	1	2+ 3- 19- 59+	2+ 3-  0 -1  3 -1  3 19-
Curve Equation t Generators 20178e1 [1,-1,0,-551142,-203970636] 1 [1585:53082:1] 20178e2 [1,-1,0,4227858,2160028620] 3 [17435101891555:-6521191210061425:124027532803]
20178f (1 curve)	1	2+ 3- 19- 59+	2+ 3-  2 -5  3 -7  3 19-
Curve Equation t Generators 20178f1 [1,-1,0,-23256,-1363136] 1 [285:3743:1]
20178g (2 curves)	0	2+ 3- 19- 59-	2+ 3-  0  0  2 -2  6 19-
Curve Equation t 20178g1 [1,-1,0,-318177,-68927747] 2 20178g2 [1,-1,0,-403137,-29149475] 2
20178h (1 curve)	2	2+ 3- 19- 59-	2+ 3-  0 -3 -3 -1 -3 19-
Curve Equation t Generators 20178h1 [1,-1,0,198,-108] 1 [1:9:1]&[3:21:1]
20178i (2 curves)	0	2+ 3- 19- 59-	2+ 3-  0  4  0  4  2 19-
Curve Equation t 20178i1 [1,-1,0,-35667,2584629] 2 20178i2 [1,-1,0,-12627,5860917] 2
20178j (2 curves)	0	2+ 3- 19- 59-	2+ 3-  2  4 -4  4  2 19-
Curve Equation t 20178j1 [1,-1,0,-261,-891] 2 20178j2 [1,-1,0,-3681,-85023] 2
20178k (2 curves)	1	2- 3+ 19+ 59-	2- 3+ -4  0 -4 -4  0 19+
Curve Equation t Generators 20178k1 [1,-1,1,-159302,-19389995] 2 [-235:2359:1] 20178k2 [1,-1,1,-815942,266905045] 2 [1021:21791:1]
20178l (2 curves)	1	2- 3+ 19- 59+	2- 3+  0  0  0 -4  0 19-
Curve Equation t Generators 20178l1 [1,-1,1,-2135,37855] 2 [1:188:1] 20178l2 [1,-1,1,-33995,2420983] 2 [119:164:1]
20178m (4 curves)	1	2- 3- 19+ 59+	2- 3-  2  0  0  2 -2 19+
Curve Equation t Generators 20178m1 [1,-1,1,-4964,17543] 2 [-59:349:1] 20178m2 [1,-1,1,-51044,-4406137] 4 [-131:205:1] 20178m3 [1,-1,1,-815684,-283346809] 2 [133845:979193:125] 20178m4 [1,-1,1,-23684,-9133945] 2 [553:11833:1]
20178n (4 curves)	1	2- 3- 19+ 59+	2- 3-  2  0 -4 -2  6 19+
Curve Equation t Generators 20178n1 [1,-1,1,-24269,561525] 4 [-145:1080:1] 20178n2 [1,-1,1,-208589,-36228747] 4 [-273:696:1] 20178n3 [1,-1,1,-3327629,-2335585035] 2 [-131595:67506:125] 20178n4 [1,-1,1,-38669,-93661707] 2 [789:18750:1]
20178o (2 curves)	1	2- 3- 19- 59-	2- 3-  0  4  0 -4 -6 19-
Curve Equation t Generators 20178o1 [1,-1,1,-1058630,142474965] 2 [-99:15743:1] 20178o2 [1,-1,1,3954010,1100891733] 2 [4149:296111:1]

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