Properties

Label 4256.2.cv
Level $4256$
Weight $2$
Character orbit 4256.cv
Rep. character $\chi_{4256}(305,\cdot)$
Character field $\Q(\zeta_{6})$
Dimension $288$
Sturm bound $1280$

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Defining parameters

Level: \( N \) \(=\) \( 4256 = 2^{5} \cdot 7 \cdot 19 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 4256.cv (of order \(6\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 56 \)
Character field: \(\Q(\zeta_{6})\)
Sturm bound: \(1280\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(4256, [\chi])\).

Total New Old
Modular forms 1312 288 1024
Cusp forms 1248 288 960
Eisenstein series 64 0 64

Decomposition of \(S_{2}^{\mathrm{new}}(4256, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(4256, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(4256, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(56, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(112, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(224, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1064, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(2128, [\chi])\)\(^{\oplus 2}\)