Cremona's table of elliptic curves

Conductor 20424

20424 = 23 · 3 · 23 · 37



Isogeny classes of curves of conductor 20424 [newforms of level 20424]

Class r Atkin-Lehner Eigenvalues
20424a (2 curves) 0 2- 3- 23- 37+ 2- 3- -2  0 -6 -4  6 -6
20424b (1 curve) 1 2- 3- 23- 37- 2- 3- -2 -3  6  2  0 -6


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

Part of Computational Number Theory
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