Properties

Label 2.2.65.1-8.3-c
Base field \(\Q(\sqrt{65}) \)
Weight $[2, 2]$
Level norm $8$
Level $[8, 8, w]$
Dimension $4$
CM no
Base change no

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Base field \(\Q(\sqrt{65}) \)

Generator \(w\), with minimal polynomial \(x^{2} - x - 16\); narrow class number \(2\) and class number \(2\).

Form

Weight: $[2, 2]$
Level: $[8, 8, w]$
Dimension: $4$
CM: no
Base change: no
Newspace dimension: $10$

Hecke eigenvalues ($q$-expansion)

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

\(x^{4} + 6x^{2} + 1\)

  Show full eigenvalues   Hide large eigenvalues

Norm Prime Eigenvalue
2 $[2, 2, w]$ $\phantom{-}0$
2 $[2, 2, w + 1]$ $\phantom{-}e$
5 $[5, 5, w + 2]$ $\phantom{-}e^{3} + 7e$
7 $[7, 7, w + 1]$ $\phantom{-}2e$
7 $[7, 7, w + 5]$ $\phantom{-}e^{3} + 5e$
9 $[9, 3, 3]$ $\phantom{-}e^{2} + 1$
13 $[13, 13, w + 6]$ $-e^{3} - 7e$
29 $[29, 29, -2w + 7]$ $-e^{2} - 1$
29 $[29, 29, 2w + 5]$ $-e^{2} - 9$
37 $[37, 37, w + 9]$ $-3e^{3} - 17e$
37 $[37, 37, w + 27]$ $-3e^{3} - 17e$
47 $[47, 47, w + 10]$ $\phantom{-}e^{3} + 5e$
47 $[47, 47, w + 36]$ $-4e^{3} - 18e$
61 $[61, 61, 2w - 3]$ $-e^{2} - 9$
61 $[61, 61, -2w - 1]$ $-e^{2} - 1$
67 $[67, 67, w + 23]$ $\phantom{-}2e^{3} + 12e$
67 $[67, 67, w + 43]$ $-3e^{3} - 19e$
73 $[73, 73, w + 24]$ $-3e^{3} - 13e$
73 $[73, 73, w + 48]$ $\phantom{-}7e^{3} + 41e$
79 $[79, 79, 2w - 13]$ $\phantom{-}2e^{2} + 6$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
$2$ $[2, 2, w]$ $\frac{1}{2}e^{3} + \frac{5}{2}e$