Cremona's table of elliptic curves

Conductor 7220

7220 = 2² · 5 · 19²

Isogeny classes of curves of conductor 7220 [newforms of level 7220]

Class

r

Atkin-Lehner

Eigenvalues

7220a (1 curve)

0

²- ⁵+ ¹⁹+

²- 2 ⁵+ -4 -3 6 2 ¹⁹+

7220b (2 curves)

1

²- ⁵+ ¹⁹-

²- 0 ⁵+ -2 -4 4 6 ¹⁹-

7220c (4 curves)

1

²- ⁵+ ¹⁹-

²- 2 ⁵+ 2 0 -2 -6 ¹⁹-

7220d (2 curves)

1

²- ⁵+ ¹⁹-

²- -2 ⁵+ 2 0 -6 2 ¹⁹-

7220e (1 curve)

1

²- ⁵+ ¹⁹-

²- -2 ⁵+ -4 -3 -6 2 ¹⁹-

7220f (2 curves)

1

²- ⁵- ¹⁹+

²- 2 ⁵- 0 -4 2 -2 ¹⁹+

7220g (2 curves)

1

²- ⁵- ¹⁹+

²- -2 ⁵- 0 -4 -2 -2 ¹⁹+

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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