Properties

Label 2448.2.cm
Level $2448$
Weight $2$
Character orbit 2448.cm
Rep. character $\chi_{2448}(899,\cdot)$
Character field $\Q(\zeta_{8})$
Dimension $576$
Sturm bound $864$

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Defining parameters

Level: \( N \) \(=\) \( 2448 = 2^{4} \cdot 3^{2} \cdot 17 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 2448.cm (of order \(8\) and degree \(4\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 816 \)
Character field: \(\Q(\zeta_{8})\)
Sturm bound: \(864\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(2448, [\chi])\).

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

Trace form

\( 576 q + O(q^{10}) \) \( 576 q - 64 q^{19} + 48 q^{22} - 112 q^{28} - 64 q^{31} + 48 q^{40} - 16 q^{46} + 64 q^{61} - 64 q^{70} - 64 q^{76} - 96 q^{88} + 96 q^{91} + 112 q^{94} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(2448, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(2448, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(2448, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(816, [\chi])\)\(^{\oplus 2}\)