Defining parameters
Level: | \( N \) | \(=\) | \( 720 = 2^{4} \cdot 3^{2} \cdot 5 \) |
Weight: | \( k \) | \(=\) | \( 6 \) |
Character orbit: | \([\chi]\) | \(=\) | 720.o (of order \(2\) and degree \(1\)) |
Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 60 \) |
Character field: | \(\Q\) | ||
Newform subspaces: | \( 4 \) | ||
Sturm bound: | \(864\) | ||
Trace bound: | \(25\) | ||
Distinguishing \(T_p\): | \(7\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{6}(720, [\chi])\).
Total | New | Old | |
---|---|---|---|
Modular forms | 744 | 60 | 684 |
Cusp forms | 696 | 60 | 636 |
Eisenstein series | 48 | 0 | 48 |
Trace form
Decomposition of \(S_{6}^{\mathrm{new}}(720, [\chi])\) into newform subspaces
Label | Dim | $A$ | Field | CM | Traces | $q$-expansion | |||
---|---|---|---|---|---|---|---|---|---|
$a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||
720.6.o.a | $4$ | $115.476$ | \(\Q(\zeta_{8})\) | \(\Q(\sqrt{-1}) \) | \(0\) | \(0\) | \(0\) | \(0\) | \(q+(39\zeta_{8}^{2}+\zeta_{8}^{3})q^{5}+398\zeta_{8}q^{13}+\cdots\) |
720.6.o.b | $8$ | $115.476$ | \(\mathbb{Q}[x]/(x^{8} + \cdots)\) | None | \(0\) | \(0\) | \(0\) | \(0\) | \(q+(35\beta _{2}-5\beta _{3})q^{5}-\beta _{5}q^{7}+\beta _{6}q^{11}+\cdots\) |
720.6.o.c | $8$ | $115.476$ | \(\mathbb{Q}[x]/(x^{8} - \cdots)\) | None | \(0\) | \(0\) | \(0\) | \(0\) | \(q+(5\beta _{1}-5\beta _{4})q^{5}-\beta _{2}q^{7}-7\beta _{3}q^{11}+\cdots\) |
720.6.o.d | $40$ | $115.476$ | None | \(0\) | \(0\) | \(0\) | \(0\) |
Decomposition of \(S_{6}^{\mathrm{old}}(720, [\chi])\) into lower level spaces
\( S_{6}^{\mathrm{old}}(720, [\chi]) \cong \) \(S_{6}^{\mathrm{new}}(60, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{6}^{\mathrm{new}}(120, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{6}^{\mathrm{new}}(240, [\chi])\)\(^{\oplus 2}\)