Defining parameters
Level: | \( N \) | \(=\) | \( 675 = 3^{3} \cdot 5^{2} \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 675.h (of order \(5\) and degree \(4\)) |
Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 25 \) |
Character field: | \(\Q(\zeta_{5})\) | ||
Newform subspaces: | \( 4 \) | ||
Sturm bound: | \(180\) | ||
Trace bound: | \(4\) | ||
Distinguishing \(T_p\): | \(2\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{2}(675, [\chi])\).
Total | New | Old | |
---|---|---|---|
Modular forms | 384 | 160 | 224 |
Cusp forms | 336 | 160 | 176 |
Eisenstein series | 48 | 0 | 48 |
Trace form
Decomposition of \(S_{2}^{\mathrm{new}}(675, [\chi])\) into newform subspaces
Label | Dim | $A$ | Field | CM | Traces | $q$-expansion | |||
---|---|---|---|---|---|---|---|---|---|
$a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||
675.2.h.a | $40$ | $5.390$ | None | \(-2\) | \(0\) | \(-3\) | \(-2\) | ||
675.2.h.b | $40$ | $5.390$ | None | \(0\) | \(0\) | \(0\) | \(20\) | ||
675.2.h.c | $40$ | $5.390$ | None | \(0\) | \(0\) | \(0\) | \(-12\) | ||
675.2.h.d | $40$ | $5.390$ | None | \(2\) | \(0\) | \(3\) | \(-2\) |
Decomposition of \(S_{2}^{\mathrm{old}}(675, [\chi])\) into lower level spaces
\( S_{2}^{\mathrm{old}}(675, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(25, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(75, [\chi])\)\(^{\oplus 3}\)