Cremona's table of elliptic curves

Conductor 20210

20210 = 2 · 5 · 43 · 47

Isogeny classes of curves of conductor 20210 [newforms of level 20210]

Class r Atkin-Lehner Eigenvalues
20210a (1 curve) 1 2+ 5- 43- 47+ 2+  2 5-  1  2  1  2 -5
20210b (1 curve) 0 2+ 5- 43- 47- 2+  0 5- -3  0  6  5 -1
20210c (1 curve) 0 2- 5+ 43+ 47+ 2-  3 5+ -5 -1 -1  0  1
20210d (1 curve) 1 2- 5+ 43- 47+ 2-  0 5+  3  0  2 -3 -5
20210e (1 curve) 1 2- 5+ 43- 47+ 2-  3 5+ -1 -1 -5  4 -7

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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