Cremona's table of elliptic curves

Conductor 42720

42720 = 25 · 3 · 5 · 89

Isogeny classes of curves of conductor 42720 [newforms of level 42720]

Class r Atkin-Lehner Eigenvalues
42720a (2 curves) 0 2+ 3- 5+ 89+ 2+ 3- 5+ -4  4  4 -2  2
42720b (2 curves) 1 2+ 3- 5+ 89- 2+ 3- 5+  2 -4  4 -2 -4
42720c (1 curve) 1 2+ 3- 5- 89+ 2+ 3- 5-  2 -2  4 -2 -4
42720d (1 curve) 2 2- 3+ 5+ 89+ 2- 3+ 5+  2 -2 -4 -2 -8
42720e (2 curves) 0 2- 3+ 5+ 89+ 2- 3+ 5+  4 -4  4 -2 -2
42720f (2 curves) 1 2- 3+ 5+ 89- 2- 3+ 5+ -2  4  4 -2  4
42720g (1 curve) 1 2- 3+ 5- 89+ 2- 3+ 5- -2  2  4 -2  4
42720h (2 curves) 1 2- 3+ 5- 89+ 2- 3+ 5- -2  4 -6  6  6
42720i (4 curves) 0 2- 3+ 5- 89- 2- 3+ 5-  0  0  6  2  4
42720j (1 curve) 0 2- 3+ 5- 89- 2- 3+ 5-  2  6  4 -6  0
42720k (1 curve) 1 2- 3- 5+ 89+ 2- 3- 5+ -2  2 -4 -2  8
42720l (2 curves) 0 2- 3- 5- 89+ 2- 3- 5-  2 -4 -6  6 -6
42720m (4 curves) 1 2- 3- 5- 89- 2- 3- 5-  0  0  6  2 -4
42720n (1 curve) 1 2- 3- 5- 89- 2- 3- 5- -2 -6  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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