Cremona's table of elliptic curves

23828 = 2² · 7 · 23 · 37

Class	r	Atkin-Lehner	Eigenvalues
23828a (1 curve)	2	2- 7+ 23+ 37+	2- -1 -4 7+  0 -1  0 -2
Curve Equation t Generators 23828a1 [0,-1,0,-2170,39641] 1 [28:-7:1]&[-14:259:1]
23828b (1 curve)	1	2- 7+ 23+ 37-	2-  3  0 7+  0 -1  0 -6
Curve Equation t Generators 23828b1 [0,0,0,935,4013] 1 [804:6517:27]
23828c (1 curve)	1	2- 7+ 23- 37+	2-  2 -3 7+ -1 -1  2  0
Curve Equation t Generators 23828c1 [0,-1,0,-2330837,-1368893599] 1 [79034651969268444969321252580:-4266567057619234379231068172763:21621786531640825702293568]
23828d (2 curves)	0	2- 7- 23+ 37-	2-  1 -3 7-  6 -4  3  5
Curve Equation t 23828d1 [0,1,0,-677,8711] 3 23828d2 [0,1,0,5243,-98441] 1
23828e (1 curve)	1	2- 7- 23- 37-	2-  1 -2 7- -6 -5  0  6
Curve Equation t Generators 23828e1 [0,1,0,-6734,-223783] 1 [98:259:1]

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

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