Properties

Label 9216.2.cj
Level $9216$
Weight $2$
Character orbit 9216.cj
Rep. character $\chi_{9216}(37,\cdot)$
Character field $\Q(\zeta_{256})$
Dimension $81792$
Sturm bound $3072$

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Defining parameters

Level: \( N \) \(=\) \( 9216 = 2^{10} \cdot 3^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 9216.cj (of order \(256\) and degree \(128\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 1024 \)
Character field: \(\Q(\zeta_{256})\)
Sturm bound: \(3072\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(9216, [\chi])\).

Total New Old
Modular forms 197120 82048 115072
Cusp forms 196096 81792 114304
Eisenstein series 1024 256 768

Decomposition of \(S_{2}^{\mathrm{new}}(9216, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(9216, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(9216, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(1024, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(3072, [\chi])\)\(^{\oplus 2}\)