Properties

Label 8464.2.i
Level $8464$
Weight $2$
Character orbit 8464.i
Rep. character $\chi_{8464}(2115,\cdot)$
Character field $\Q(\zeta_{4})$
Dimension $1976$
Sturm bound $2208$

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Defining parameters

Level: \( N \) \(=\) \( 8464 = 2^{4} \cdot 23^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 8464.i (of order \(4\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 368 \)
Character field: \(\Q(i)\)
Sturm bound: \(2208\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(8464, [\chi])\).

Total New Old
Modular forms 2256 2056 200
Cusp forms 2160 1976 184
Eisenstein series 96 80 16

Decomposition of \(S_{2}^{\mathrm{new}}(8464, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(8464, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(8464, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(368, [\chi])\)\(^{\oplus 2}\)