Properties

Label 3648.1.ct
Level $3648$
Weight $1$
Character orbit 3648.ct
Rep. character $\chi_{3648}(97,\cdot)$
Character field $\Q(\zeta_{18})$
Dimension $0$
Newform subspaces $0$
Sturm bound $640$
Trace bound $0$

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Defining parameters

Level: \( N \) \(=\) \( 3648 = 2^{6} \cdot 3 \cdot 19 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 3648.ct (of order \(18\) and degree \(6\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 152 \)
Character field: \(\Q(\zeta_{18})\)
Newform subspaces: \( 0 \)
Sturm bound: \(640\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{1}(3648, [\chi])\).

Total New Old
Modular forms 168 0 168
Cusp forms 24 0 24
Eisenstein series 144 0 144

The following table gives the dimensions of subspaces with specified projective image type.

\(D_n\) \(A_4\) \(S_4\) \(A_5\)
Dimension 0 0 0 0

Decomposition of \(S_{1}^{\mathrm{old}}(3648, [\chi])\) into lower level spaces

\( S_{1}^{\mathrm{old}}(3648, [\chi]) \simeq \) \(S_{1}^{\mathrm{new}}(1216, [\chi])\)\(^{\oplus 2}\)