Properties

Label 2.2.481.1-4.1-i
Base field \(\Q(\sqrt{481}) \)
Weight $[2, 2]$
Level norm $4$
Level $[4, 2, 2]$
Dimension $4$
CM no
Base change no

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Base field \(\Q(\sqrt{481}) \)

Generator \(w\), with minimal polynomial \(x^{2} - x - 120\); narrow class number \(2\) and class number \(2\).

Form

Weight: $[2, 2]$
Level: $[4, 2, 2]$
Dimension: $4$
CM: no
Base change: no
Newspace dimension: $80$

Hecke eigenvalues ($q$-expansion)

The Hecke eigenvalue field is $\Q(e)$ where $e$ is a root of the defining polynomial:

\(x^{4} - x^{3} - 12x^{2} + 8x + 29\)

  Show full eigenvalues   Hide large eigenvalues

Norm Prime Eigenvalue
2 $[2, 2, w]$ $\phantom{-}1$
2 $[2, 2, w + 1]$ $\phantom{-}1$
3 $[3, 3, -2w - 21]$ $\phantom{-}e$
3 $[3, 3, 2w - 23]$ $\phantom{-}\frac{1}{5}e^{3} - \frac{12}{5}e + \frac{1}{5}$
5 $[5, 5, w]$ $\phantom{-}e^{2} - 6$
5 $[5, 5, w + 4]$ $-\frac{1}{5}e^{3} - e^{2} + \frac{7}{5}e + \frac{34}{5}$
13 $[13, 13, w + 6]$ $-\frac{3}{5}e^{3} + \frac{21}{5}e + \frac{7}{5}$
19 $[19, 19, w + 2]$ $-\frac{2}{5}e^{3} + \frac{14}{5}e + \frac{18}{5}$
19 $[19, 19, w + 16]$ $-\frac{2}{5}e^{3} + \frac{14}{5}e + \frac{18}{5}$
31 $[31, 31, w + 13]$ $-\frac{1}{5}e^{3} + \frac{17}{5}e + \frac{14}{5}$
31 $[31, 31, w + 17]$ $\phantom{-}\frac{1}{5}e^{3} - \frac{17}{5}e + \frac{16}{5}$
37 $[37, 37, w + 18]$ $\phantom{-}\frac{6}{5}e^{3} - \frac{42}{5}e - \frac{9}{5}$
49 $[49, 7, -7]$ $\phantom{-}\frac{6}{5}e^{3} - \frac{42}{5}e - \frac{19}{5}$
53 $[53, 53, -234w + 2683]$ $-\frac{2}{5}e^{3} + 2e^{2} + \frac{4}{5}e - \frac{52}{5}$
53 $[53, 53, -234w - 2449]$ $-\frac{6}{5}e^{3} - 2e^{2} + \frac{52}{5}e + \frac{74}{5}$
59 $[59, 59, w + 1]$ $-\frac{4}{5}e^{3} - 2e^{2} + \frac{18}{5}e + \frac{86}{5}$
59 $[59, 59, w + 57]$ $-\frac{4}{5}e^{3} + 2e^{2} + \frac{38}{5}e - \frac{44}{5}$
89 $[89, 89, w + 41]$ $-\frac{6}{5}e^{3} + 2e^{2} + \frac{42}{5}e - \frac{66}{5}$
89 $[89, 89, w + 47]$ $-\frac{8}{5}e^{3} - 2e^{2} + \frac{56}{5}e + \frac{62}{5}$
97 $[97, 97, w + 26]$ $\phantom{-}\frac{4}{5}e^{3} - 2e^{2} - \frac{38}{5}e + \frac{14}{5}$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$2$ $[2, 2, w]$ $-1$
$2$ $[2, 2, w + 1]$ $-1$