Properties

Label 4256.2.f
Level $4256$
Weight $2$
Character orbit 4256.f
Rep. character $\chi_{4256}(1329,\cdot)$
Character field $\Q$
Dimension $156$
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.f (of order \(2\) and degree \(1\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 1064 \)
Character field: \(\Q\)
Sturm bound: \(1280\)

Dimensions

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

Total New Old
Modular forms 656 164 492
Cusp forms 624 156 468
Eisenstein series 32 8 24

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

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