Properties

Label 28665.2.uf
Level $28665$
Weight $2$
Character orbit 28665.uf
Rep. character $\chi_{28665}(9848,\cdot)$
Character field $\Q(\zeta_{12})$
Dimension $13376$
Sturm bound $9408$

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Defining parameters

Level: \( N \) \(=\) \( 28665 = 3^{2} \cdot 5 \cdot 7^{2} \cdot 13 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 28665.uf (of order \(12\) and degree \(4\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 4095 \)
Character field: \(\Q(\zeta_{12})\)
Sturm bound: \(9408\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(28665, [\chi])\).

Total New Old
Modular forms 18944 13504 5440
Cusp forms 18688 13376 5312
Eisenstein series 256 128 128

Decomposition of \(S_{2}^{\mathrm{new}}(28665, [\chi])\) into newform subspaces

The newforms in this space have not yet been added to the LMFDB.

Decomposition of \(S_{2}^{\mathrm{old}}(28665, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(28665, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(4095, [\chi])\)\(^{\oplus 2}\)