Cremona's table of elliptic curves

63640 = 2³ · 5 · 37 · 43

Class	r	Atkin-Lehner	Eigenvalues
63640a (2 curves)	1	2+ 5+ 37+ 43+	2+  2 5+ -4  4  6 -2  6
Curve Equation t Generators 63640a1 [0,-1,0,-24088656,45513852956] 2 [32195893635895265:-118343865158388642:11816519211433] 63640a2 [0,-1,0,-24090376,45507030060] 2 [434519386862841943711887330608403:-1553025237503790235455217347183046:159661412829005317097778572787]
63640b (1 curve)	1	2- 5+ 37- 43+	2-  0 5+ -1  4  1  5  3
Curve Equation t Generators 63640b1 [0,0,0,-28,-348] 1 [48:330:1]
63640c (1 curve)	2	2- 5- 37- 43+	2- -3 5- -1  1 -2 -6  2
Curve Equation t Generators 63640c1 [0,0,0,-2692,53524] 1 [68:430:1]&[-12:290:1]
63640d (2 curves)	1	2- 5- 37- 43-	2-  0 5-  2  4 -6  6  0
Curve Equation t Generators 63640d1 [0,0,0,-1427,20254] 2 [18:20:1] 63640d2 [0,0,0,293,66006] 2 [362:6900:1]

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

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