Cremona's table of elliptic curves

Conductor 19663

19663 = 7 · 532

Isogeny classes of curves of conductor 19663 [newforms of level 19663]

Class r Atkin-Lehner Eigenvalues
19663a (1 curve) 1 7+ 53+ -1  1  0 7+  0  1 -7  7
19663b (1 curve) 0 7- 53+ -2  0 -3 7-  3 -6  6  5

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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