Properties

Label 104.2.w
Level $104$
Weight $2$
Character orbit 104.w
Rep. character $\chi_{104}(7,\cdot)$
Character field $\Q(\zeta_{12})$
Dimension $0$
Newform subspaces $0$
Sturm bound $28$
Trace bound $0$

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Defining parameters

Level: \( N \) \(=\) \( 104 = 2^{3} \cdot 13 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 104.w (of order \(12\) and degree \(4\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 52 \)
Character field: \(\Q(\zeta_{12})\)
Newform subspaces: \( 0 \)
Sturm bound: \(28\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(104, [\chi])\).

Total New Old
Modular forms 72 0 72
Cusp forms 40 0 40
Eisenstein series 32 0 32

Decomposition of \(S_{2}^{\mathrm{old}}(104, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(104, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(52, [\chi])\)\(^{\oplus 2}\)