Properties

Label 768.7.x
Level $768$
Weight $7$
Character orbit 768.x
Rep. character $\chi_{768}(41,\cdot)$
Character field $\Q(\zeta_{32})$
Dimension $0$
Newform subspaces $0$
Sturm bound $896$
Trace bound $0$

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Defining parameters

Level: \( N \) \(=\) \( 768 = 2^{8} \cdot 3 \)
Weight: \( k \) \(=\) \( 7 \)
Character orbit: \([\chi]\) \(=\) 768.x (of order \(32\) and degree \(16\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 384 \)
Character field: \(\Q(\zeta_{32})\)
Newform subspaces: \( 0 \)
Sturm bound: \(896\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{7}(768, [\chi])\).

Total New Old
Modular forms 12352 0 12352
Cusp forms 12224 0 12224
Eisenstein series 128 0 128

Decomposition of \(S_{7}^{\mathrm{old}}(768, [\chi])\) into lower level spaces

\( S_{7}^{\mathrm{old}}(768, [\chi]) \cong \) \(S_{7}^{\mathrm{new}}(384, [\chi])\)\(^{\oplus 2}\)