Defining parameters
| Level: | \( N \) | \(=\) | \( 165 = 3 \cdot 5 \cdot 11 \) |
| Weight: | \( k \) | \(=\) | \( 3 \) |
| Character orbit: | \([\chi]\) | \(=\) | 165.g (of order \(2\) and degree \(1\)) |
| Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 15 \) |
| Character field: | \(\Q\) | ||
| Newform subspaces: | \( 3 \) | ||
| Sturm bound: | \(72\) | ||
| Trace bound: | \(2\) | ||
| Distinguishing \(T_p\): | \(2\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{3}(165, [\chi])\).
| Total | New | Old | |
|---|---|---|---|
| Modular forms | 52 | 40 | 12 |
| Cusp forms | 44 | 40 | 4 |
| Eisenstein series | 8 | 0 | 8 |
Trace form
Decomposition of \(S_{3}^{\mathrm{new}}(165, [\chi])\) into newform subspaces
| Label | Dim | $A$ | Field | CM | Traces | $q$-expansion | |||
|---|---|---|---|---|---|---|---|---|---|
| $a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||
| 165.3.g.a | $2$ | $4.496$ | \(\Q(\sqrt{-11}) \) | None | \(-2\) | \(-5\) | \(-10\) | \(0\) | \(q-q^{2}+(-2-\beta )q^{3}-3q^{4}-5q^{5}+\cdots\) |
| 165.3.g.b | $2$ | $4.496$ | \(\Q(\sqrt{-11}) \) | None | \(2\) | \(5\) | \(10\) | \(0\) | \(q+q^{2}+(3-\beta )q^{3}-3q^{4}+5q^{5}+(3+\cdots)q^{6}+\cdots\) |
| 165.3.g.c | $36$ | $4.496$ | None | \(0\) | \(0\) | \(0\) | \(0\) | ||
Decomposition of \(S_{3}^{\mathrm{old}}(165, [\chi])\) into lower level spaces
\( S_{3}^{\mathrm{old}}(165, [\chi]) \simeq \) \(S_{3}^{\mathrm{new}}(15, [\chi])\)\(^{\oplus 2}\)