Properties

Label 2.2.357.1-9.1-r
Base field \(\Q(\sqrt{357}) \)
Weight $[2, 2]$
Level norm $9$
Level $[9, 3, 3]$
Dimension $24$
CM no
Base change yes

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Base field \(\Q(\sqrt{357}) \)

Generator \(w\), with minimal polynomial \(x^{2} - x - 89\); narrow class number \(4\) and class number \(2\).

Form

Weight: $[2, 2]$
Level: $[9, 3, 3]$
Dimension: $24$
CM: no
Base change: yes
Newspace dimension: $114$

Hecke eigenvalues ($q$-expansion)

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

\(x^{24} - 288x^{22} + 32532x^{20} - 1817616x^{18} + 52287030x^{16} - 749401136x^{14} + 5257520476x^{12} - 18147836016x^{10} + 30568347745x^{8} - 25774441200x^{6} + 11085135336x^{4} - 2312348864x^{2} + 183765136\)

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Norm Prime Eigenvalue
3 $[3, 3, w + 1]$ $\phantom{-}0$
4 $[4, 2, 2]$ $...$
7 $[7, 7, w + 3]$ $...$
11 $[11, 11, w + 3]$ $...$
11 $[11, 11, w + 7]$ $...$
17 $[17, 17, w + 8]$ $...$
23 $[23, 23, w + 4]$ $...$
23 $[23, 23, w + 18]$ $...$
25 $[25, 5, 5]$ $...$
29 $[29, 29, w + 1]$ $...$
29 $[29, 29, w + 27]$ $...$
31 $[31, 31, w + 13]$ $...$
31 $[31, 31, w + 17]$ $...$
43 $[43, 43, -w - 11]$ $...$
43 $[43, 43, w - 12]$ $...$
47 $[47, 47, -w - 6]$ $...$
47 $[47, 47, w - 7]$ $...$
59 $[59, 59, -w - 5]$ $...$
59 $[59, 59, w - 6]$ $...$
61 $[61, 61, w + 16]$ $...$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$3$ $[3, 3, w + 1]$ $1$