Cremona's table of elliptic curves

61893 = 3² · 13 · 23²

Class	r	Atkin-Lehner	Eigenvalues
61893a (2 curves)	1	3+ 13- 23-	1 3+  0 -4  0 13- -6  4
Curve Equation t Generators 61893a1 [1,-1,0,-93732,10977155] 2 [93370:-2409517:125] 61893a2 [1,-1,0,-165147,-7976386] 2 [-298:3984:1]
61893b (2 curves)	1	3+ 13- 23-	-1 3+  0 -4  0 13-  6  4
Curve Equation t Generators 61893b1 [1,-1,1,-10415,-403090] 2 [-60:85:1] 61893b2 [1,-1,1,-18350,301538] 2 [144:721:1]
61893c (1 curve)	1	3- 13+ 23-	0 3-  3  0 -3 13+  6  3
Curve Equation t Generators 61893c1 [0,0,1,146004,-78845202] 1 [991675216690721676:82041879476842631001:145307583456517]
61893d (1 curve)	1	3- 13+ 23-	0 3- -3  0  3 13+ -6 -3
Curve Equation t Generators 61893d1 [0,0,1,276,6480] 1 [0:80:1]
61893e (2 curves)	1	3- 13+ 23-	1 3-  2 -2  0 13+ -6 -2
Curve Equation t Generators 61893e1 [1,-1,0,276039,38750184] 2 [-175560:328008:1331] 61893e2 [1,-1,0,-1366506,343278027] 2 [35269730826:-64207892733663:10648]
61893f (2 curves)	1	3- 13+ 23-	1 3- -2  2  0 13+  6  2
Curve Equation t Generators 61893f1 [1,-1,0,522,-3321] 2 [18:99:1] 61893f2 [1,-1,0,-2583,-27540] 2 [558:2583:8]
61893g (4 curves)	0	3- 13- 23-	1 3-  2  4 -4 13-  6  8
Curve Equation t 61893g1 [1,-1,0,-93325221,351881601624] 2 61893g2 [1,-1,0,-1498986666,22338394527447] 4 61893g3 [1,-1,0,-1504771281,22157300213334] 2 61893g4 [1,-1,0,-23983785171,1429639448156892] 2
61893h (4 curves)	0	3- 13- 23-	1 3-  2 -4  0 13-  2  0
Curve Equation t 61893h1 [1,-1,0,-247671,61116304] 2 61893h2 [1,-1,0,-4270716,3397829827] 4 61893h3 [1,-1,0,-4580181,2877247804] 2 61893h4 [1,-1,0,-68329971,217419800782] 2
61893i (4 curves)	0	3- 13- 23-	1 3- -2  0  0 13-  6  4
Curve Equation t 61893i1 [1,-1,0,-90558,-10455809] 2 61893i2 [1,-1,0,-114363,-4509320] 4 61893i3 [1,-1,0,433152,-35498669] 2 61893i4 [1,-1,0,-1042758,406769665] 2
61893j (2 curves)	0	3- 13- 23-	1 3- -4 -2  2 13- -6  2
Curve Equation t 61893j1 [1,-1,0,-99,-2956176] 2 61893j2 [1,-1,0,-309564,-65158641] 2
61893k (2 curves)	0	3- 13- 23-	-1 3-  0  2 -6 13- -6 -2
Curve Equation t 61893k1 [1,-1,1,623141005,-19624110599302] 2 61893k2 [1,-1,1,-8215488860,-261321747435646] 2
61893l (4 curves)	0	3- 13- 23-	-1 3-  2  4  4 13-  2  0
Curve Equation t 61893l1 [1,-1,1,2281,-89922] 2 61893l2 [1,-1,1,-21524,-1042122] 4 61893l3 [1,-1,1,-92939,9898656] 2 61893l4 [1,-1,1,-330989,-73209360] 2
61893m (2 curves)	0	3- 13- 23-	-1 3- -4 -2 -2 13-  2 -6
Curve Equation t 61893m1 [1,-1,1,-464297,1839950880] 2 61893m2 [1,-1,1,-25530962,49266081060] 2

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