Cremona's table of elliptic curves

19215 = 3² · 5 · 7 · 61

Class	r	Atkin-Lehner	Eigenvalues
19215a (1 curve)	1	3+ 5+ 7+ 61+	-2 3+ 5+ 7+ -1  7 -7  2
Curve Equation t Generators 19215a1 [0,0,1,-1053,-13146] 1 [-19:1:1]
19215b (2 curves)	0	3+ 5+ 7+ 61-	1 3+ 5+ 7+  4  4  6  2
Curve Equation t 19215b1 [1,-1,0,-1365,-8200] 2 19215b2 [1,-1,0,-18240,-943075] 2
19215c (1 curve)	1	3+ 5+ 7- 61-	-2 3+ 5+ 7-  5 -1  3 -6
Curve Equation t Generators 19215c1 [0,0,1,-243,1424] 1 [6:13:1]
19215d (1 curve)	0	3+ 5- 7+ 61+	2 3+ 5- 7+  1  7  7  2
Curve Equation t 19215d1 [0,0,1,-9477,354935] 1
19215e (2 curves)	1	3+ 5- 7+ 61-	-1 3+ 5- 7+ -4  4 -6  2
Curve Equation t Generators 19215e1 [1,-1,1,-152,354] 2 [2:6:1] 19215e2 [1,-1,1,-2027,35604] 2 [32:36:1]
19215f (1 curve)	0	3+ 5- 7- 61-	2 3+ 5- 7- -5 -1 -3 -6
Curve Equation t 19215f1 [0,0,1,-27,-53] 1
19215g (1 curve)	1	3- 5+ 7+ 61-	1 3- 5+ 7+  1 -2 -7 -1
Curve Equation t Generators 19215g1 [1,-1,0,-225,1350] 1 [10:0:1]
19215h (2 curves)	1	3- 5+ 7+ 61-	1 3- 5+ 7+ -2 -2  2 -4
Curve Equation t Generators 19215h1 [1,-1,0,-35595,-2575800] 2 [110823016:-6805171896:29791] 19215h2 [1,-1,0,-33390,-2910519] 2 [14872:1806033:1]
19215i (6 curves)	1	3- 5+ 7+ 61-	1 3- 5+ 7+ -4 -2 -2  4
Curve Equation t Generators 19215i1 [1,-1,0,-41526360,-103082286245] 2 [4700600201213342:4749719221767979085:4599141247] 19215i2 [1,-1,0,-664589205,-6594275618024] 4 [7568125657872078659085372:7645363641718644977627833175:7403883605485758656] 19215i3 [1,-1,0,-10633427280,-422041614858419] 2 [339665863684617149729745235362003542660398373148:341765381102123025058945514579174599217971188786895:331642685765780245738309331608058351099584] 19215i4 [1,-1,0,-664756650,-6590786365625] 4 [124211997286667831975451511668302909223452699987196:125479659198454714267826807906888514796664255089802759:121516367834868813363579223431393409838941376] 19215i5 [1,-1,0,-829525275,-3072877360700] 2 [-276492225950734932919360:-6577526253850451797221130:10468548568238170411] 19215i6 [1,-1,0,-502667145,-9885385226354] 2 [33440343313587251393351242194093737924865621152892402857674996628969247730278092090492207940388113084:33783676621003150937824558907175508267382276137764364272008594451855724930507244552215011995554007183351:32715627006607776636695805575386680634756117705682288438894516023417389249552921888718391767232]
19215j (2 curves)	1	3- 5+ 7+ 61-	1 3- 5+ 7+ -4  4  4 -2
Curve Equation t Generators 19215j1 [1,-1,0,-225,1336] 2 [12:10:1] 19215j2 [1,-1,0,0,3721] 2 [0:61:1]
19215k (2 curves)	1	3- 5+ 7+ 61-	-1 3- 5+ 7+  2 -2  6 -4
Curve Equation t Generators 19215k1 [1,-1,1,-1283,17106] 2 [8:81:1] 19215k2 [1,-1,1,922,68262] 2 [-18:222:1]
19215l (1 curve)	1	3- 5+ 7+ 61-	2 3- 5+ 7+  2 -2  3  2
Curve Equation t Generators 19215l1 [0,0,1,-61473,-5867141] 1 [9592574684:59350174877:31554496]
19215m (1 curve)	1	3- 5+ 7+ 61-	-2 3- 5+ 7+ -1  1  7  4
Curve Equation t Generators 19215m1 [0,0,1,-172983,-27690026] 1 [-239:31:1]
19215n (4 curves)	0	3- 5+ 7- 61-	-1 3- 5+ 7-  0  2  6  0
Curve Equation t 19215n1 [1,-1,1,-1144643558,-14905452962644] 2 19215n2 [1,-1,1,-1144643603,-14905451732038] 4 19215n3 [1,-1,1,-1148159948,-14809261411294] 2 19215n4 [1,-1,1,-1141127978,-15001563294538] 2
19215o (2 curves)	0	3- 5+ 7- 61-	2 3- 5+ 7-  3 -1 -3  0
Curve Equation t 19215o1 [0,0,1,-23043,-706311] 1 19215o2 [0,0,1,-6760893,6766346079] 1
19215p (1 curve)	1	3- 5- 7+ 61+	0 3- 5- 7+ -5  5 -5  6
Curve Equation t Generators 19215p1 [0,0,1,-192,882] 1 [2:22:1]
19215q (1 curve)	1	3- 5- 7+ 61+	-2 3- 5- 7+  5  1 -1 -4
Curve Equation t Generators 19215q1 [0,0,1,-3657,-86688] 1 [72:152:1]
19215r (4 curves)	2	3- 5- 7+ 61-	-1 3- 5- 7+ -4 -2 -2 -4
Curve Equation t Generators 19215r1 [1,-1,1,-4037,47324] 4 [-68:96:1]&[9:103:1] 19215r2 [1,-1,1,-32162,-2180176] 4 [-113:96:1]&[-108:211:1] 19215r3 [1,-1,1,-512537,-141104626] 2 [-413:211:1]&[1843:70993:1] 19215r4 [1,-1,1,-1787,-6153226] 2 [297:4261:1]&[324:5053:1]
19215s (1 curve)	0	3- 5- 7+ 61-	2 3- 5- 7+  5  1 -3  8
Curve Equation t 19215s1 [0,0,1,-151077,22573327] 1
19215t (1 curve)	0	3- 5- 7+ 61-	2 3- 5- 7+  5  1  7  8
Curve Equation t 19215t1 [0,0,1,-10107597,-12660392115] 1
19215u (1 curve)	0	3- 5- 7- 61+	0 3- 5- 7-  3 -5 -3  2
Curve Equation t 19215u1 [0,0,1,-107922,13194625] 1
19215v (1 curve)	0	3- 5- 7- 61+	2 3- 5- 7-  6 -2  1 -2
Curve Equation t 19215v1 [0,0,1,-327,-3623] 1
19215w (3 curves)	1	3- 5- 7- 61-	0 3- 5- 7-  0 -4 -3  2
Curve Equation t Generators 19215w1 [0,0,1,-44022,-3555108] 1 [3250:54023:8] 19215w2 [0,0,1,-43032,-3722625] 3 [713:18112:1] 19215w3 [0,0,1,264408,3190932] 3 [130:21893:8]
19215x (3 curves)	1	3- 5- 7- 61-	0 3- 5- 7- -3  5 -3  2
Curve Equation t Generators 19215x1 [0,0,1,-2639082,-1173387870] 1 [-3950:24377:8] 19215x2 [0,0,1,-78812292,269231055957] 3 [1277:413122:1] 19215x3 [0,0,1,-6383330652,196299469230210] 3 [365410:1341707:8]
19215y (4 curves)	1	3- 5- 7- 61-	-1 3- 5- 7-  4  2 -6  0
Curve Equation t Generators 19215y1 [1,-1,1,-1787,-52086] 2 [579018:11715103:1331] 19215y2 [1,-1,1,-34592,-2466534] 4 [1740:71262:1] 19215y3 [1,-1,1,-553397,-158315556] 2 [226005:8501211:125] 19215y4 [1,-1,1,-40667,-1535844] 4 [234:1194:1]
19215z (1 curve)	1	3- 5- 7- 61-	-1 3- 5- 7- -5  2 -3 -3
Curve Equation t Generators 19215z1 [1,-1,1,-3812,35124] 1 [-18:321:1]

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