Cremona's table of elliptic curves

7943 = 13² · 47

Class	r	Atkin-Lehner	Eigenvalues
7943a (1 curve)	1	13+ 47+	1  2 -3  4 -2 13+  7 -2
Curve Equation t Generators 7943a1 [1,1,0,13686,-564559] 1 [5800128:43021427:132651]
7943b (1 curve)	0	13+ 47-	-1  2  3 -4  2 13+  7  2
Curve Equation t 7943b1 [1,1,1,81,-226] 1
7943c (1 curve)	0	13+ 47-	-2  3  2 -2  3 13+  3  4
Curve Equation t 7943c1 [0,0,1,-169,2746] 1
7943d (2 curves)	0	13- 47+	-2 -1  2  2 -5 13-  7  4
Curve Equation t 7943d1 [0,-1,1,-472,-3794] 1 7943d2 [0,-1,1,1738,-20304] 1
7943e (2 curves)	1	13- 47-	2 -1 -2 -2  5 13-  7 -4
Curve Equation t Generators 7943e1 [0,-1,1,-79824,-8654085] 1 [182874923041272:2269925466659873:451570728448] 7943e2 [0,-1,1,293666,-43432595] 1 [297160:9189795:512]

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

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