Properties

Base field \(\Q(\sqrt{2}) \)
Weight [2, 2]
Level norm 73
Level $[73, 73, -7w - 5]$
Label 2.2.8.1-73.1-b
Dimension 3
CM no
Base change no

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Base field \(\Q(\sqrt{2}) \)

Generator \(w\), with minimal polynomial \(x^{2} - 2\); narrow class number \(1\) and class number \(1\).

Form

Weight [2, 2]
Level $[73, 73, -7w - 5]$
Label 2.2.8.1-73.1-b
Dimension 3
Is CM no
Is base change no
Parent newspace dimension 4

Hecke eigenvalues ($q$-expansion)

The Hecke eigenvalue field is $\Q(e)$ where $e$ is a root of the defining polynomial:
\(x^{3} \) \(\mathstrut +\mathstrut 2x^{2} \) \(\mathstrut -\mathstrut 2x \) \(\mathstrut -\mathstrut 2\)

  Show full eigenvalues   Hide large eigenvalues

Norm Prime Eigenvalue
2 $[2, 2, -w]$ $\phantom{-}e$
7 $[7, 7, -2w + 1]$ $\phantom{-}2e + 2$
7 $[7, 7, -2w - 1]$ $\phantom{-}e^{2} - 1$
9 $[9, 3, 3]$ $-2e^{2} - 4e + 3$
17 $[17, 17, 3w + 1]$ $-2e^{2} - 2e + 5$
17 $[17, 17, 3w - 1]$ $\phantom{-}2e^{2} + 2e - 6$
23 $[23, 23, w + 5]$ $\phantom{-}3e^{2} + 2e - 9$
23 $[23, 23, -w + 5]$ $-4e^{2} - 6e + 4$
25 $[25, 5, 5]$ $\phantom{-}2e^{2} + 2e + 2$
31 $[31, 31, 4w + 1]$ $\phantom{-}2e^{2} + 6e - 4$
31 $[31, 31, -4w + 1]$ $-3e^{2} - 6e + 3$
41 $[41, 41, 2w - 7]$ $\phantom{-}5$
41 $[41, 41, -2w - 7]$ $\phantom{-}2e - 1$
47 $[47, 47, -w - 7]$ $-e^{2} - 4e - 5$
47 $[47, 47, w - 7]$ $\phantom{-}4e^{2} + 6e - 6$
71 $[71, 71, -6w - 1]$ $-e^{2} + 2e + 1$
71 $[71, 71, 6w - 1]$ $\phantom{-}2e - 8$
73 $[73, 73, -7w - 5]$ $-1$
73 $[73, 73, 7w - 5]$ $\phantom{-}2e^{2} + 6e + 1$
79 $[79, 79, -w - 9]$ $\phantom{-}2e$
Display number of eigenvalues

Atkin-Lehner eigenvalues

Norm Prime Eigenvalue
73 $[73, 73, -7w - 5]$ $1$