Properties

Label 912.4.d
Level $912$
Weight $4$
Character orbit 912.d
Rep. character $\chi_{912}(191,\cdot)$
Character field $\Q$
Dimension $108$
Sturm bound $640$

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Defining parameters

Level: \( N \) \(=\) \( 912 = 2^{4} \cdot 3 \cdot 19 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 912.d (of order \(2\) and degree \(1\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 12 \)
Character field: \(\Q\)
Sturm bound: \(640\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{4}(912, [\chi])\).

Total New Old
Modular forms 492 108 384
Cusp forms 468 108 360
Eisenstein series 24 0 24

Trace form

\( 108 q + O(q^{10}) \) \( 108 q + 408 q^{21} - 2196 q^{25} - 1584 q^{37} + 2304 q^{45} - 4068 q^{49} - 1872 q^{61} + 6912 q^{69} + 2952 q^{73} - 1848 q^{81} - 5328 q^{85} + 2808 q^{93} + 2232 q^{97} + O(q^{100}) \)

Decomposition of \(S_{4}^{\mathrm{new}}(912, [\chi])\) into newform subspaces

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

Decomposition of \(S_{4}^{\mathrm{old}}(912, [\chi])\) into lower level spaces

\( S_{4}^{\mathrm{old}}(912, [\chi]) \cong \)