Cremona's table of elliptic curves

102921 = 3 · 7 · 13² · 29

Class	r	Atkin-Lehner	Eigenvalues
102921a (1 curve)	1	3+ 7+ 13+ 29+	0 3+ -1 7+  0 13+ -8 -2
Curve Equation t Generators 102921a1 [0,-1,1,-90159021,163980248330] 1 [293274:54331637:8]
102921b (2 curves)	1	3+ 7+ 13+ 29+	-1 3+ -2 7+  4 13+ -2 -2
Curve Equation t Generators 102921b1 [1,1,1,1143366,1134928062] 2 [-576:17189:1] 102921b2 [1,1,1,-11851889,13802702636] 2 [-3528:110020:1]
102921c (1 curve)	1	3+ 7+ 13+ 29+	-2 3+  3 7+  4 13+ -3 -4
Curve Equation t Generators 102921c1 [0,-1,1,4905676,-3671062042] 1 [37712554:2013045759:29791]
102921d (1 curve)	0	3+ 7+ 13+ 29-	0 3+  1 7+  2 13+  4 -2
Curve Equation t 102921d1 [0,-1,1,-2151595,405161850] 1
102921e (6 curves)	0	3+ 7+ 13+ 29-	1 3+  2 7+ -4 13+  2  4
Curve Equation t 102921e1 [1,1,0,-132499,19820728] 2 102921e2 [1,1,0,-2161344,1222114275] 4 102921e3 [1,1,0,-2202749,1172800920] 4 102921e4 [1,1,0,-34581459,78258791538] 2 102921e5 [1,1,0,2109286,5209728087] 2 102921e6 [1,1,0,-7177264,-6019352867] 2
102921f (2 curves)	2	3+ 7+ 13+ 29-	-1 3+  0 7+  0 13+ -2  0
Curve Equation t Generators 102921f1 [1,1,1,-88,6872] 2 [-20:43:1]&[-8:88:1] 102921f2 [1,1,1,-6003,174858] 2 [-86:296:1]&[4:386:1]
102921g (1 curve)	0	3+ 7- 13+ 29+	0 3+  1 7-  0 13+ -8  2
Curve Equation t 102921g1 [0,-1,1,-533485,74802405] 1
102921h (1 curve)	1	3+ 7- 13+ 29-	0 3+ -1 7- -2 13+  4  2
Curve Equation t Generators 102921h1 [0,-1,1,-12731,188333] 1 [-73:850:1]
102921i (1 curve)	2	3- 7+ 13+ 29+	0 3-  1 7+ -4 13+ -6  0
Curve Equation t Generators 102921i1 [0,1,1,-225,-997] 1 [-9:19:1]&[27:115:1]
102921j (1 curve)	2	3- 7+ 13+ 29+	-2 3- -3 7+  2 13+ -8 -4
Curve Equation t Generators 102921j1 [0,1,1,-1512,22052] 1 [18:31:1]&[-12:196:1]
102921k (1 curve)	1	3- 7- 13+ 29+	0 3- -1 7-  4 13+ -6  0
Curve Equation t Generators 102921k1 [0,1,1,-38081,-2037616] 1 [-122:898:1]
102921l (2 curves)	1	3- 7- 13+ 29+	1 3-  2 7-  4 13+ -6  6
Curve Equation t Generators 102921l1 [1,0,1,-2370,272599] 2 [23:468:1] 102921l2 [1,0,1,-79265,8546501] 2 [27:2521:1]
102921m (1 curve)	1	3- 7- 13+ 29+	2 3-  3 7- -2 13+ -8  4
Curve Equation t Generators 102921m1 [0,1,1,-255584,49471049] 1 [2138:4559:8]
102921n (2 curves)	0	3- 7- 13+ 29-	-1 3-  4 7-  0 13+  6  4
Curve Equation t 102921n1 [1,0,0,-66336,6673263] 2 102921n2 [1,0,0,-1065971,423521058] 2
102921o (1 curve)	0	3- 7- 13+ 29-	2 3-  1 7-  0 13+  3  4
Curve Equation t 102921o1 [0,1,1,19210,-18104953] 1

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