Properties

Label 990.3.bf
Level $990$
Weight $3$
Character orbit 990.bf
Rep. character $\chi_{990}(263,\cdot)$
Character field $\Q(\zeta_{12})$
Dimension $576$
Sturm bound $648$

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Defining parameters

Level: \( N \) \(=\) \( 990 = 2 \cdot 3^{2} \cdot 5 \cdot 11 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 990.bf (of order \(12\) and degree \(4\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 495 \)
Character field: \(\Q(\zeta_{12})\)
Sturm bound: \(648\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{3}(990, [\chi])\).

Total New Old
Modular forms 1760 576 1184
Cusp forms 1696 576 1120
Eisenstein series 64 0 64

Trace form

\( 576 q - 4 q^{3} - 72 q^{11} - 8 q^{12} - 16 q^{15} + 1152 q^{16} - 72 q^{20} + 12 q^{25} - 64 q^{27} - 28 q^{33} + 32 q^{36} - 168 q^{37} + 432 q^{38} - 128 q^{42} - 128 q^{45} + 144 q^{47} - 32 q^{48}+ \cdots - 204 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Decomposition of \(S_{3}^{\mathrm{new}}(990, [\chi])\) into newform subspaces

The newforms in this space have not yet been added to the LMFDB.

Decomposition of \(S_{3}^{\mathrm{old}}(990, [\chi])\) into lower level spaces

\( S_{3}^{\mathrm{old}}(990, [\chi]) \simeq \) \(S_{3}^{\mathrm{new}}(495, [\chi])\)\(^{\oplus 2}\)