Properties

Label 15840.2.dk
Level $15840$
Weight $2$
Character orbit 15840.dk
Rep. character $\chi_{15840}(10319,\cdot)$
Character field $\Q(\zeta_{6})$
Dimension $1440$
Sturm bound $6912$

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Defining parameters

Level: \( N \) \(=\) \( 15840 = 2^{5} \cdot 3^{2} \cdot 5 \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 15840.dk (of order \(6\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 360 \)
Character field: \(\Q(\zeta_{6})\)
Sturm bound: \(6912\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(15840, [\chi])\).

Total New Old
Modular forms 6976 1440 5536
Cusp forms 6848 1440 5408
Eisenstein series 128 0 128

Decomposition of \(S_{2}^{\mathrm{new}}(15840, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(15840, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(15840, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(360, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1440, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(3960, [\chi])\)\(^{\oplus 3}\)