Properties

 Base field $$\Q(\sqrt{85})$$ Weight [2, 2] Level norm 9 Level $[9, 9, w + 3]$ Label 2.2.85.1-9.2-d Dimension 2 CM no Base change no

Related objects

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Base field $$\Q(\sqrt{85})$$

Generator $$w$$, with minimal polynomial $$x^{2} - x - 21$$; narrow class number $$2$$ and class number $$2$$.

Form

 Weight [2, 2] Level $[9, 9, w + 3]$ Label 2.2.85.1-9.2-d Dimension 2 Is CM no Is base change no Parent newspace dimension 12

Hecke eigenvalues ($q$-expansion)

The Hecke eigenvalue field is $\Q(e)$ where $e$ is a root of the defining polynomial:
$$x^{2}$$ $$\mathstrut +\mathstrut 4$$
Norm Prime Eigenvalue
3 $[3, 3, w]$ $\phantom{-}0$
3 $[3, 3, w + 2]$ $\phantom{-}e$
4 $[4, 2, 2]$ $\phantom{-}1$
5 $[5, 5, w + 2]$ $\phantom{-}0$
7 $[7, 7, w]$ $-2e$
7 $[7, 7, w + 6]$ $-e$
17 $[17, 17, w + 8]$ $\phantom{-}3e$
19 $[19, 19, w + 1]$ $\phantom{-}8$
19 $[19, 19, w - 2]$ $-4$
23 $[23, 23, w + 9]$ $\phantom{-}0$
23 $[23, 23, w + 13]$ $-3e$
37 $[37, 37, w + 11]$ $-e$
37 $[37, 37, w + 25]$ $-5e$
59 $[59, 59, 3w + 10]$ $\phantom{-}0$
59 $[59, 59, 3w - 13]$ $\phantom{-}12$
73 $[73, 73, w + 15]$ $-4e$
73 $[73, 73, w + 57]$ $\phantom{-}4e$
89 $[89, 89, -w - 10]$ $\phantom{-}6$
89 $[89, 89, w - 11]$ $\phantom{-}6$
97 $[97, 97, w + 22]$ $-5e$
 Display number of eigenvalues

Atkin-Lehner eigenvalues

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