Properties

Label 384.8.v
Level $384$
Weight $8$
Character orbit 384.v
Rep. character $\chi_{384}(13,\cdot)$
Character field $\Q(\zeta_{32})$
Dimension $3584$
Sturm bound $512$

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Defining parameters

Level: \( N \) \(=\) \( 384 = 2^{7} \cdot 3 \)
Weight: \( k \) \(=\) \( 8 \)
Character orbit: \([\chi]\) \(=\) 384.v (of order \(32\) and degree \(16\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 128 \)
Character field: \(\Q(\zeta_{32})\)
Sturm bound: \(512\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{8}(384, [\chi])\).

Total New Old
Modular forms 7200 3584 3616
Cusp forms 7136 3584 3552
Eisenstein series 64 0 64

Trace form

\( 3584 q + O(q^{10}) \) \( 3584 q - 9269664 q^{50} + 20409888 q^{52} - 629856 q^{54} - 42949088 q^{56} + 8672832 q^{60} + 41390016 q^{62} + 45674304 q^{64} + 15028416 q^{66} - 35000256 q^{68} - 71980608 q^{70} + 16857568 q^{74} + 19471456 q^{76} + 58970592 q^{78} - 126217824 q^{80} + O(q^{100}) \)

Decomposition of \(S_{8}^{\mathrm{new}}(384, [\chi])\) into newform subspaces

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

Decomposition of \(S_{8}^{\mathrm{old}}(384, [\chi])\) into lower level spaces

\( S_{8}^{\mathrm{old}}(384, [\chi]) \cong \) \(S_{8}^{\mathrm{new}}(128, [\chi])\)\(^{\oplus 2}\)