Defining parameters
Level: | \( N \) | \(=\) | \( 804 = 2^{2} \cdot 3 \cdot 67 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 804.y (of order \(33\) and degree \(20\)) |
Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 67 \) |
Character field: | \(\Q(\zeta_{33})\) | ||
Newform subspaces: | \( 2 \) | ||
Sturm bound: | \(272\) | ||
Trace bound: | \(1\) | ||
Distinguishing \(T_p\): | \(5\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{2}(804, [\chi])\).
Total | New | Old | |
---|---|---|---|
Modular forms | 2840 | 220 | 2620 |
Cusp forms | 2600 | 220 | 2380 |
Eisenstein series | 240 | 0 | 240 |
Trace form
Decomposition of \(S_{2}^{\mathrm{new}}(804, [\chi])\) into newform subspaces
Label | Dim | $A$ | Field | CM | Traces | $q$-expansion | |||
---|---|---|---|---|---|---|---|---|---|
$a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||
804.2.y.a | $100$ | $6.420$ | None | \(0\) | \(-10\) | \(2\) | \(-3\) | ||
804.2.y.b | $120$ | $6.420$ | None | \(0\) | \(12\) | \(-2\) | \(1\) |
Decomposition of \(S_{2}^{\mathrm{old}}(804, [\chi])\) into lower level spaces
\( S_{2}^{\mathrm{old}}(804, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(67, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(134, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(201, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(268, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(402, [\chi])\)\(^{\oplus 2}\)