Cremona's table of elliptic curves

57681 = 3² · 13 · 17 · 29

Class	r	Atkin-Lehner	Eigenvalues
57681a (1 curve)	0	3+ 13+ 17+ 29-	2 3+  0  1 -5 13+ 17+  0
Curve Equation t 57681a1 [0,0,1,-7305,240383] 1
57681b (1 curve)	0	3+ 13+ 17- 29+	-2 3+  0  1  5 13+ 17-  0
Curve Equation t 57681b1 [0,0,1,-65745,-6490348] 1
57681c (2 curves)	0	3- 13+ 17+ 29+	1 3-  0  4 -4 13+ 17+  6
Curve Equation t 57681c1 [1,-1,0,2448,1318707] 2 57681c2 [1,-1,0,-166617,25562628] 2
57681d (2 curves)	1	3- 13+ 17+ 29-	1 3-  0  2 -2 13+ 17+  4
Curve Equation t Generators 57681d1 [1,-1,0,-8086347,8349693664] 2 [8684925345486096:-1163211506365307572:476562552731] 57681d2 [1,-1,0,-24794532,-37300409393] 2 [-4446797378:87652211227:1225043]
57681e (1 curve)	1	3- 13+ 17+ 29-	1 3- -1 -2 -3 13+ 17+ -4
Curve Equation t Generators 57681e1 [1,-1,0,-1545,46034] 1 [-26:274:1]
57681f (2 curves)	1	3- 13+ 17+ 29-	-1 3-  0 -2 -2 13+ 17+  0
Curve Equation t Generators 57681f1 [1,-1,1,-2720,55234] 2 [32:-2:1] 57681f2 [1,-1,1,-3305,30196] 2 [62:215:1]
57681g (2 curves)	1	3- 13+ 17+ 29-	-1 3-  2  0 -2 13+ 17+ -4
Curve Equation t Generators 57681g1 [1,-1,1,-959,7958] 2 [34:100:1] 57681g2 [1,-1,1,2686,51698] 2 [12:286:1]
57681h (2 curves)	1	3- 13+ 17+ 29-	-1 3-  2  2 -6 13+ 17+  4
Curve Equation t Generators 57681h1 [1,-1,1,-2174,29396] 2 [40:52:1] 57681h2 [1,-1,1,5431,184538] 2 [36:634:1]
57681i (1 curve)	1	3- 13+ 17- 29+	1 3- -3 -2 -5 13+ 17-  0
Curve Equation t Generators 57681i1 [1,-1,0,-711,-7182] 1 [42:168:1]
57681j (1 curve)	1	3- 13- 17+ 29+	0 3- -4 -5  3 13- 17+  4
Curve Equation t Generators 57681j1 [0,0,1,1214808,695312311] 1 [2341:127939:1]
57681k (2 curves)	0	3- 13- 17+ 29-	0 3-  0 -1  3 13- 17+ -4
Curve Equation t 57681k1 [0,0,1,420,8568] 1 57681k2 [0,0,1,-22530,1303407] 3
57681l (2 curves)	2	3- 13- 17+ 29-	-1 3-  2 -2 -6 13- 17+  2
Curve Equation t Generators 57681l1 [1,-1,1,-6314,223688] 2 [24:280:1]&[51:154:1] 57681l2 [1,-1,1,-105179,13155230] 2 [180:-266:1]&[-1290:41357:8]
57681m (4 curves)	1	3- 13- 17- 29-	-1 3-  2  0  0 13- 17-  4
Curve Equation t Generators 57681m1 [1,-1,1,7546,-22660] 4 [7858900:174778671:15625] 57681m2 [1,-1,1,-30299,-158902] 4 [2026:89824:1] 57681m3 [1,-1,1,-318704,69058298] 2 [4508803:194929600:2197] 57681m4 [1,-1,1,-347414,-78549730] 2 [-350:454:1]

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