Properties

Label 7744.2.br
Level $7744$
Weight $2$
Character orbit 7744.br
Rep. character $\chi_{7744}(9,\cdot)$
Character field $\Q(\zeta_{40})$
Dimension $0$
Newform subspaces $0$
Sturm bound $2112$
Trace bound $0$

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Defining parameters

Level: \( N \) \(=\) \( 7744 = 2^{6} \cdot 11^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 7744.br (of order \(40\) and degree \(16\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 352 \)
Character field: \(\Q(\zeta_{40})\)
Newform subspaces: \( 0 \)
Sturm bound: \(2112\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(7744, [\chi])\).

Total New Old
Modular forms 17280 0 17280
Cusp forms 16512 0 16512
Eisenstein series 768 0 768

Decomposition of \(S_{2}^{\mathrm{old}}(7744, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(7744, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(352, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(704, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(3872, [\chi])\)\(^{\oplus 2}\)