Properties

Label 2.2.481.1-4.2-b
Base field \(\Q(\sqrt{481}) \)
Weight $[2, 2]$
Level norm $4$
Level $[4, 4, 15w - 172]$
Dimension $32$
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: $[4, 4, 15w - 172]$
Dimension: $32$
CM: no
Base change: no
Newspace dimension: $66$

Hecke eigenvalues ($q$-expansion)

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

\(x^{32} - 47x^{30} + 989x^{28} - 12319x^{26} + 101207x^{24} - 578556x^{22} + 2366959x^{20} - 7023304x^{18} + 15160125x^{16} - 23671460x^{14} + 26361767x^{12} - 20452331x^{10} + 10676555x^{8} - 3568732x^{6} + 709569x^{4} - 73710x^{2} + 2916\)

  Show full eigenvalues   Hide large eigenvalues

Norm Prime Eigenvalue
2 $[2, 2, w]$ $\phantom{-}0$
2 $[2, 2, w + 1]$ $\phantom{-}e$
3 $[3, 3, -2w - 21]$ $...$
3 $[3, 3, 2w - 23]$ $...$
5 $[5, 5, w]$ $...$
5 $[5, 5, w + 4]$ $...$
13 $[13, 13, w + 6]$ $...$
19 $[19, 19, w + 2]$ $...$
19 $[19, 19, w + 16]$ $...$
31 $[31, 31, w + 13]$ $...$
31 $[31, 31, w + 17]$ $...$
37 $[37, 37, w + 18]$ $...$
49 $[49, 7, -7]$ $...$
53 $[53, 53, -234w + 2683]$ $...$
53 $[53, 53, -234w - 2449]$ $...$
59 $[59, 59, w + 1]$ $...$
59 $[59, 59, w + 57]$ $...$
89 $[89, 89, w + 41]$ $...$
89 $[89, 89, w + 47]$ $...$
97 $[97, 97, w + 26]$ $...$
Display number of eigenvalues

Atkin-Lehner eigenvalues

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