# Properties

 Label 9.3.d Level $9$ Weight $3$ Character orbit 9.d Rep. character $\chi_{9}(2,\cdot)$ Character field $\Q(\zeta_{6})$ Dimension $2$ Newform subspaces $1$ Sturm bound $3$ Trace bound $0$

# Related objects

## Defining parameters

 Level: $$N$$ $$=$$ $$9 = 3^{2}$$ Weight: $$k$$ $$=$$ $$3$$ Character orbit: $$[\chi]$$ $$=$$ 9.d (of order $$6$$ and degree $$2$$) Character conductor: $$\operatorname{cond}(\chi)$$ $$=$$ $$9$$ Character field: $$\Q(\zeta_{6})$$ Newform subspaces: $$1$$ Sturm bound: $$3$$ Trace bound: $$0$$

## Dimensions

The following table gives the dimensions of various subspaces of $$M_{3}(9, [\chi])$$.

Total New Old
Modular forms 6 6 0
Cusp forms 2 2 0
Eisenstein series 4 4 0

## Trace form

 $$2 q - 3 q^{2} - 3 q^{3} - q^{4} + 6 q^{5} + 9 q^{6} - 2 q^{7} - 9 q^{9} + O(q^{10})$$ $$2 q - 3 q^{2} - 3 q^{3} - q^{4} + 6 q^{5} + 9 q^{6} - 2 q^{7} - 9 q^{9} - 12 q^{10} - 3 q^{11} + 6 q^{12} + 4 q^{13} + 6 q^{14} + 11 q^{16} + 22 q^{19} - 6 q^{20} - 6 q^{21} + 3 q^{22} - 48 q^{23} - 45 q^{24} - 13 q^{25} + 54 q^{27} + 4 q^{28} + 78 q^{29} + 18 q^{30} - 32 q^{31} + 27 q^{32} + 9 q^{33} - 27 q^{34} - 9 q^{36} - 68 q^{37} - 33 q^{38} - 24 q^{39} + 30 q^{40} - 21 q^{41} + 61 q^{43} - 54 q^{45} + 96 q^{46} - 84 q^{47} + 33 q^{48} + 45 q^{49} + 39 q^{50} + 81 q^{51} + 4 q^{52} - 81 q^{54} - 12 q^{55} - 30 q^{56} - 33 q^{57} - 78 q^{58} + 87 q^{59} + 18 q^{60} - 56 q^{61} + 36 q^{63} - 142 q^{64} + 24 q^{65} - 18 q^{66} + 31 q^{67} - 27 q^{68} + 12 q^{70} + 135 q^{72} + 130 q^{73} + 102 q^{74} - 39 q^{75} - 11 q^{76} + 6 q^{77} + 36 q^{78} - 38 q^{79} - 81 q^{81} + 42 q^{82} - 84 q^{83} - 6 q^{84} - 54 q^{85} - 183 q^{86} - 234 q^{87} + 15 q^{88} + 54 q^{90} - 16 q^{91} + 48 q^{92} + 192 q^{93} + 84 q^{94} + 66 q^{95} + 115 q^{97} + O(q^{100})$$

## Decomposition of $$S_{3}^{\mathrm{new}}(9, [\chi])$$ into newform subspaces

Label Dim $A$ Field CM Traces $q$-expansion
$a_{2}$ $a_{3}$ $a_{5}$ $a_{7}$
9.3.d.a $2$ $0.245$ $$\Q(\sqrt{-3})$$ None $$-3$$ $$-3$$ $$6$$ $$-2$$ $$q+(-1-\zeta_{6})q^{2}+(-3+3\zeta_{6})q^{3}-\zeta_{6}q^{4}+\cdots$$