Properties

Label 7168.2.ca
Level $7168$
Weight $2$
Character orbit 7168.ca
Rep. character $\chi_{7168}(57,\cdot)$
Character field $\Q(\zeta_{128})$
Dimension $0$
Newform subspaces $0$
Sturm bound $2048$
Trace bound $0$

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Defining parameters

Level: \( N \) \(=\) \( 7168 = 2^{10} \cdot 7 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 7168.ca (of order \(128\) and degree \(64\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 512 \)
Character field: \(\Q(\zeta_{128})\)
Newform subspaces: \( 0 \)
Sturm bound: \(2048\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(7168, [\chi])\).

Total New Old
Modular forms 65792 0 65792
Cusp forms 65280 0 65280
Eisenstein series 512 0 512

Decomposition of \(S_{2}^{\mathrm{old}}(7168, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(7168, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(512, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1024, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(3584, [\chi])\)\(^{\oplus 2}\)