Properties

Label 4.4.8000.1-25.1-b
Base field 4.4.8000.1
Weight $[2, 2, 2, 2]$
Level norm $25$
Level $[25, 5, -w^2 + 5]$
Dimension $1$
CM yes
Base change yes

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Base field 4.4.8000.1

Generator \(w\), with minimal polynomial \(x^4 - 10 x^2 + 20\); narrow class number \(2\) and class number \(1\).

Form

Weight: $[2, 2, 2, 2]$
Level: $[25, 5, -w^2 + 5]$
Dimension: $1$
CM: yes
Base change: yes
Newspace dimension: $16$

Hecke eigenvalues ($q$-expansion)

The Hecke eigenvalue field is $\Q$.
Norm Prime Eigenvalue
4 $[4, 2, \frac{1}{2} w^3 - 3 w + 2]$ $\phantom{-}0$
5 $[5, 5, w^2 - w - 5]$ $\phantom{-}0$
11 $[11, 11, -\frac{1}{2} w^3 - \frac{1}{2} w^2 + 3 w + 3]$ $-6$
11 $[11, 11, -\frac{1}{2} w^2 + w + 2]$ $-6$
11 $[11, 11, -\frac{1}{2} w^2 - w + 2]$ $-6$
11 $[11, 11, \frac{1}{2} w^3 - \frac{1}{2} w^2 - 3 w + 3]$ $-6$
29 $[29, 29, -\frac{1}{2} w^2 - w + 4]$ $\phantom{-}0$
29 $[29, 29, -\frac{1}{2} w^3 + \frac{1}{2} w^2 + 3 w - 1]$ $\phantom{-}0$
29 $[29, 29, -\frac{1}{2} w^3 - \frac{1}{2} w^2 + 3 w + 1]$ $\phantom{-}0$
29 $[29, 29, -\frac{1}{2} w^2 + w + 4]$ $\phantom{-}0$
41 $[41, 41, w^3 - \frac{1}{2} w^2 - 6 w + 6]$ $-6$
41 $[41, 41, -\frac{1}{2} w^3 + \frac{5}{2} w^2 + 5 w - 14]$ $-6$
41 $[41, 41, \frac{1}{2} w^3 - \frac{1}{2} w^2 - 3 w + 6]$ $-6$
41 $[41, 41, -\frac{3}{2} w^2 - 2 w + 6]$ $-6$
79 $[79, 79, -w^3 - w^2 + 4 w - 1]$ $\phantom{-}0$
79 $[79, 79, -\frac{3}{2} w^2 - w + 9]$ $\phantom{-}0$
79 $[79, 79, -w^3 + \frac{7}{2} w^2 + 9 w - 21]$ $\phantom{-}0$
79 $[79, 79, w^3 - w^2 - 6 w + 9]$ $\phantom{-}0$
81 $[81, 3, -3]$ $\phantom{-}14$
109 $[109, 109, w^2 - w - 7]$ $\phantom{-}0$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$5$ $[5, 5, w^2 - w - 5]$ $1$