Defining parameters
Level: | \( N \) | \(=\) | \( 1824 = 2^{5} \cdot 3 \cdot 19 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 1824.p (of order \(2\) and degree \(1\)) |
Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 456 \) |
Character field: | \(\Q\) | ||
Newform subspaces: | \( 2 \) | ||
Sturm bound: | \(640\) | ||
Trace bound: | \(1\) | ||
Distinguishing \(T_p\): | \(5\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{2}(1824, [\chi])\).
Total | New | Old | |
---|---|---|---|
Modular forms | 336 | 84 | 252 |
Cusp forms | 304 | 76 | 228 |
Eisenstein series | 32 | 8 | 24 |
Trace form
Decomposition of \(S_{2}^{\mathrm{new}}(1824, [\chi])\) into newform subspaces
Label | Dim | $A$ | Field | CM | Traces | $q$-expansion | |||
---|---|---|---|---|---|---|---|---|---|
$a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||
1824.2.p.a | $12$ | $14.565$ | \(\mathbb{Q}[x]/(x^{12} - \cdots)\) | \(\Q(\sqrt{-38}) \) | \(0\) | \(0\) | \(0\) | \(0\) | \(q-\beta _{8}q^{3}+(\beta _{9}-\beta _{10})q^{7}+\beta _{10}q^{9}+\cdots\) |
1824.2.p.b | $64$ | $14.565$ | None | \(0\) | \(0\) | \(0\) | \(8\) |
Decomposition of \(S_{2}^{\mathrm{old}}(1824, [\chi])\) into lower level spaces
\( S_{2}^{\mathrm{old}}(1824, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(456, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(912, [\chi])\)\(^{\oplus 2}\)