Defining parameters
Level: | \( N \) | \(=\) | \( 30 = 2 \cdot 3 \cdot 5 \) |
Weight: | \( k \) | \(=\) | \( 6 \) |
Character orbit: | \([\chi]\) | \(=\) | 30.c (of order \(2\) and degree \(1\)) |
Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 5 \) |
Character field: | \(\Q\) | ||
Newform subspaces: | \( 2 \) | ||
Sturm bound: | \(36\) | ||
Trace bound: | \(1\) | ||
Distinguishing \(T_p\): | \(7\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{6}(30, [\chi])\).
Total | New | Old | |
---|---|---|---|
Modular forms | 34 | 6 | 28 |
Cusp forms | 26 | 6 | 20 |
Eisenstein series | 8 | 0 | 8 |
Trace form
Decomposition of \(S_{6}^{\mathrm{new}}(30, [\chi])\) into newform subspaces
Label | Dim | $A$ | Field | CM | Traces | $q$-expansion | |||
---|---|---|---|---|---|---|---|---|---|
$a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||
30.6.c.a | $2$ | $4.812$ | \(\Q(\sqrt{-1}) \) | None | \(0\) | \(0\) | \(-110\) | \(0\) | \(q+4iq^{2}+9iq^{3}-2^{4}q^{4}+(-55+10i)q^{5}+\cdots\) |
30.6.c.b | $4$ | $4.812$ | \(\Q(i, \sqrt{1249})\) | None | \(0\) | \(0\) | \(6\) | \(0\) | \(q-4\beta _{1}q^{2}+9\beta _{1}q^{3}-2^{4}q^{4}+(1+\beta _{2}+\cdots)q^{5}+\cdots\) |
Decomposition of \(S_{6}^{\mathrm{old}}(30, [\chi])\) into lower level spaces
\( S_{6}^{\mathrm{old}}(30, [\chi]) \cong \) \(S_{6}^{\mathrm{new}}(5, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{6}^{\mathrm{new}}(10, [\chi])\)\(^{\oplus 2}\)