Defining parameters
| Level: | \( N \) | \(=\) | \( 880 = 2^{4} \cdot 5 \cdot 11 \) |
| Weight: | \( k \) | \(=\) | \( 4 \) |
| Character orbit: | \([\chi]\) | \(=\) | 880.bs (of order \(10\) and degree \(4\)) |
| Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 220 \) |
| Character field: | \(\Q(\zeta_{10})\) | ||
| Sturm bound: | \(576\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{4}(880, [\chi])\).
| Total | New | Old | |
|---|---|---|---|
| Modular forms | 1776 | 432 | 1344 |
| Cusp forms | 1680 | 432 | 1248 |
| Eisenstein series | 96 | 0 | 96 |
Trace form
Decomposition of \(S_{4}^{\mathrm{new}}(880, [\chi])\) into newform subspaces
The newforms in this space have not yet been added to the LMFDB.
Decomposition of \(S_{4}^{\mathrm{old}}(880, [\chi])\) into lower level spaces
\( S_{4}^{\mathrm{old}}(880, [\chi]) \simeq \) \(S_{4}^{\mathrm{new}}(220, [\chi])\)\(^{\oplus 3}\)