Defining parameters
Level: | \( N \) | \(=\) | \( 805 = 5 \cdot 7 \cdot 23 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 805.bb (of order \(22\) and degree \(10\)) |
Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 161 \) |
Character field: | \(\Q(\zeta_{22})\) | ||
Newform subspaces: | \( 2 \) | ||
Sturm bound: | \(192\) | ||
Trace bound: | \(5\) | ||
Distinguishing \(T_p\): | \(3\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{2}(805, [\chi])\).
Total | New | Old | |
---|---|---|---|
Modular forms | 1000 | 640 | 360 |
Cusp forms | 920 | 640 | 280 |
Eisenstein series | 80 | 0 | 80 |
Trace form
Decomposition of \(S_{2}^{\mathrm{new}}(805, [\chi])\) into newform subspaces
Label | Dim | $A$ | Field | CM | Traces | $q$-expansion | |||
---|---|---|---|---|---|---|---|---|---|
$a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||
805.2.bb.a | $320$ | $6.428$ | None | \(2\) | \(0\) | \(-32\) | \(-3\) | ||
805.2.bb.b | $320$ | $6.428$ | None | \(2\) | \(0\) | \(32\) | \(3\) |
Decomposition of \(S_{2}^{\mathrm{old}}(805, [\chi])\) into lower level spaces
\( S_{2}^{\mathrm{old}}(805, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(161, [\chi])\)\(^{\oplus 2}\)