Properties

Label 768.3.bb
Level $768$
Weight $3$
Character orbit 768.bb
Rep. character $\chi_{768}(19,\cdot)$
Character field $\Q(\zeta_{64})$
Dimension $4096$
Sturm bound $384$

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Defining parameters

Level: \( N \) \(=\) \( 768 = 2^{8} \cdot 3 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 768.bb (of order \(64\) and degree \(32\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 256 \)
Character field: \(\Q(\zeta_{64})\)
Sturm bound: \(384\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{3}(768, [\chi])\).

Total New Old
Modular forms 8256 4096 4160
Cusp forms 8128 4096 4032
Eisenstein series 128 0 128

Trace form

\( 4096 q + O(q^{10}) \) \( 4096 q + O(q^{100}) \)

Decomposition of \(S_{3}^{\mathrm{new}}(768, [\chi])\) into newform subspaces

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

Decomposition of \(S_{3}^{\mathrm{old}}(768, [\chi])\) into lower level spaces

\( S_{3}^{\mathrm{old}}(768, [\chi]) \cong \) \(S_{3}^{\mathrm{new}}(256, [\chi])\)\(^{\oplus 2}\)