Cremona's table of elliptic curves

43681 = 11² · 19²

Class	r	Atkin-Lehner	Eigenvalues
43681a (1 curve)	1	11+ 19+	1  0  3  1 11+  4 -6 19+
Curve Equation t Generators 43681a1 [1,-1,0,-248,-1303] 1 [-8:15:1]
43681b (1 curve)	1	11+ 19+	-1  0  3 -1 11+ -4  6 19+
Curve Equation t Generators 43681b1 [1,-1,1,-30031,1824364] 1 [642:28282:27]
43681c (2 curves)	2	11+ 19-	0  1 -3  0 11+  0  0 19-
Curve Equation t Generators 43681c1 [0,1,1,-2647,-54675] 1 [474:7:8]&[63:180:1] 43681c2 [0,1,1,-320327,71490832] 1 [-202:11313:1]&[386:2346:1]
43681d (1 curve)	0	11+ 19-	1  0  3 -1 11+  4  6 19-
Curve Equation t 43681d1 [1,-1,0,-10841078,-12459109107] 1
43681e (1 curve)	0	11+ 19-	-1  0  3  1 11+ -4 -6 19-
Curve Equation t 43681e1 [1,-1,1,-89596,9385148] 1
43681f (1 curve)	0	11+ 19-	2  3 -3 -2 11+  2 -6 19-
Curve Equation t 43681f1 [0,0,1,3971,-207485] 1
43681g (1 curve)	0	11+ 19-	-2  3 -3  2 11+ -2  6 19-
Curve Equation t 43681g1 [0,0,1,480491,276162202] 1
43681h (2 curves)	0	11- 19+	0  0 -1 -3 11-  0  7 19+
Curve Equation t 43681h1 [0,0,1,-4598,-120123] 1 43681h2 [0,0,1,-1659878,823921942] 1
43681i (2 curves)	1	11- 19-	0 -1 -3  4 11-  2  0 19-
Curve Equation t Generators 43681i1 [0,-1,1,-1193947,587633617] 1 [1229:31226:1] 43681i2 [0,-1,1,8415873,-3399000210] 1 [53733450:2157626197:125000]
43681j (3 curves)	1	11- 19-	0  2  3  1 11- -4  3 19-
Curve Equation t Generators 43681j1 [0,-1,1,29121,-94238] 1 [360350:11984788:15625] 43681j2 [0,-1,1,-407689,-106457473] 1 [132601250968379400:-6087795262256533867:57512456000000] 43681j3 [0,-1,1,-33605249,-74971104968] 1 [69658480335820129832586428146595252415054638600:-5482330841833423280715097465243309004389739457877:6824516708155280843705634365381369864000000]
43681k (2 curves)	1	11- 19-	1 -2  1  2 11-  1  5 19-
Curve Equation t Generators 43681k1 [1,0,1,-10838,433365] 1 [201:2426:1] 43681k2 [1,0,1,-110113,-54985911] 1 [17066448449084647:-296259726890184503:27920159482753]
43681l (2 curves)	1	11- 19-	-1 -2  1 -2 11- -1 -5 19-
Curve Equation t Generators 43681l1 [1,0,0,-910,41229] 1 [11:-186:1] 43681l2 [1,0,0,-1311340,-578120487] 1 [26466583:994761558:12167]
43681m (3 curves)	1	11- 19-	-2  1  1  2 11-  4  2 19-
Curve Equation t Generators 43681m1 [0,1,1,-14560,1601232] 1 [120:1263:1] 43681m2 [0,1,1,-451370,-211562048] 1 [21063890:3055569563:1000] 43681m3 [0,1,1,-341599980,-2430217915988] 1 [24539892343853630419500531879529160090:-2193567349030217108523957284109617545103:970210576397987999771787516581000]

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

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