Properties

Label 2.2.305.1-9.1-m
Base field \(\Q(\sqrt{305}) \)
Weight $[2, 2]$
Level norm $9$
Level $[9, 3, 3]$
Dimension $6$
CM no
Base change no

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Base field \(\Q(\sqrt{305}) \)

Generator \(w\), with minimal polynomial \(x^{2} - x - 76\); narrow class number \(4\) and class number \(2\).

Form

Weight: $[2, 2]$
Level: $[9, 3, 3]$
Dimension: $6$
CM: no
Base change: no
Newspace dimension: $220$

Hecke eigenvalues ($q$-expansion)

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

\(x^{6} - 11x^{4} + 29x^{2} - 3\)

  Show full eigenvalues   Hide large eigenvalues

Norm Prime Eigenvalue
2 $[2, 2, w]$ $\phantom{-}e$
2 $[2, 2, w + 1]$ $-e$
5 $[5, 5, -4w + 37]$ $-\frac{1}{2}e^{4} + 3e^{2} - \frac{3}{2}$
7 $[7, 7, w + 2]$ $\phantom{-}\frac{1}{2}e^{5} - 5e^{3} + \frac{23}{2}e$
7 $[7, 7, w + 4]$ $-\frac{1}{2}e^{5} + 5e^{3} - \frac{23}{2}e$
9 $[9, 3, 3]$ $\phantom{-}1$
17 $[17, 17, w + 6]$ $\phantom{-}e^{3} - 5e$
17 $[17, 17, w + 10]$ $-e^{3} + 5e$
19 $[19, 19, -2w + 19]$ $-2$
19 $[19, 19, -2w - 17]$ $-2$
23 $[23, 23, w + 5]$ $-\frac{1}{2}e^{5} + 4e^{3} - \frac{13}{2}e$
23 $[23, 23, w + 17]$ $\phantom{-}\frac{1}{2}e^{5} - 4e^{3} + \frac{13}{2}e$
37 $[37, 37, w + 1]$ $\phantom{-}e^{5} - 10e^{3} + 19e$
37 $[37, 37, w + 35]$ $-e^{5} + 10e^{3} - 19e$
41 $[41, 41, -22w + 203]$ $\phantom{-}\frac{1}{2}e^{4} - 5e^{2} + \frac{15}{2}$
41 $[41, 41, -6w + 55]$ $\phantom{-}\frac{1}{2}e^{4} - 5e^{2} + \frac{15}{2}$
43 $[43, 43, w + 20]$ $\phantom{-}e^{5} - 8e^{3} + 11e$
43 $[43, 43, w + 22]$ $-e^{5} + 8e^{3} - 11e$
53 $[53, 53, w + 13]$ $\phantom{-}e^{5} - 13e^{3} + 38e$
53 $[53, 53, w + 39]$ $-e^{5} + 13e^{3} - 38e$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$9$ $[9, 3, 3]$ $-1$