Cremona's table of elliptic curves

Conductor 69874

69874 = 2 · 72 · 23 · 31

Isogeny classes of curves of conductor 69874 [newforms of level 69874]

Class r Atkin-Lehner Eigenvalues
69874a (1 curve) 0 2+ 7+ 23- 31+ 2+  1  0 7+ -4 -1  2 -2
69874b (4 curves) 0 2+ 7- 23+ 31+ 2+  2  0 7-  0  4  6 -2
69874c (2 curves) 2 2+ 7- 23+ 31+ 2+ -2  0 7-  4  0 -2 -2
69874d (2 curves) 1 2+ 7- 23+ 31- 2+  0  0 7- -2 -6  6 -2
69874e (2 curves) 1 2+ 7- 23- 31+ 2+ -1  0 7-  0 -2  3  4
69874f (2 curves) 1 2+ 7- 23- 31+ 2+  2  4 7-  0 -4  2 -2
69874g (2 curves) 0 2+ 7- 23- 31- 2+  0  0 7- -2  2 -2 -6
69874h (1 curve) 0 2+ 7- 23- 31- 2+ -1  0 7- -4  1 -2  2
69874i (2 curves) 0 2- 7- 23- 31+ 2-  2  2 7-  2  0  2 -4
69874j (4 curves) 1 2- 7- 23- 31- 2-  0  2 7-  0 -2 -2  4
69874k (2 curves) 1 2- 7- 23- 31- 2-  2  2 7- -2  4 -6  0

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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