Cremona's table of elliptic curves

106640 = 2⁴ · 5 · 31 · 43

Class	r	Atkin-Lehner	Eigenvalues
106640a (1 curve)	0	2+ 5+ 31- 43+	2+ -1 5+  0 -5  6 -3  4
Curve Equation t 106640a1 [0,-1,0,-176,-1040] 1
106640b (2 curves)	1	2- 5- 31+ 43+	2- -1 5-  4 -3  2  3  4
Curve Equation t Generators 106640b1 [0,-1,0,-1280,1257472] 1 [74:-1250:1] 106640b2 [0,-1,0,-921280,340681472] 1 [554:130:1]
106640c (1 curve)	1	2- 5- 31+ 43+	2- -3 5-  2 -5  6  3  0
Curve Equation t Generators 106640c1 [0,0,0,173,-494] 1 [15:74:1]
106640d (1 curve)	1	2- 5- 31- 43-	2- -1 5-  2 -3 -2  3 -8
Curve Equation t Generators 106640d1 [0,-1,0,-47240,-4351760] 1 [762:20038:1]
106640e (1 curve)	1	2- 5- 31- 43-	2- -1 5-  2  5 -2  7  0
Curve Equation t Generators 106640e1 [0,-1,0,-4737800,4299190000] 1 [650:38650:1]
106640f (1 curve)	1	2- 5- 31- 43-	2- -1 5- -2 -3  2 -7  0
Curve Equation t Generators 106640f1 [0,-1,0,2200,190000] 1 [-30:310:1]

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

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