Defining parameters
Level: | \( N \) | \(=\) | \( 3420 = 2^{2} \cdot 3^{2} \cdot 5 \cdot 19 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 3420.dg (of order \(6\) and degree \(2\)) |
Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 57 \) |
Character field: | \(\Q(\zeta_{6})\) | ||
Newform subspaces: | \( 3 \) | ||
Sturm bound: | \(1440\) | ||
Trace bound: | \(17\) | ||
Distinguishing \(T_p\): | \(7\), \(17\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{2}(3420, [\chi])\).
Total | New | Old | |
---|---|---|---|
Modular forms | 1488 | 48 | 1440 |
Cusp forms | 1392 | 48 | 1344 |
Eisenstein series | 96 | 0 | 96 |
Trace form
Decomposition of \(S_{2}^{\mathrm{new}}(3420, [\chi])\) into newform subspaces
Label | Dim | $A$ | Field | CM | Traces | $q$-expansion | |||
---|---|---|---|---|---|---|---|---|---|
$a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||
3420.2.dg.a | $8$ | $27.309$ | \(\Q(\zeta_{24})\) | None | \(0\) | \(0\) | \(0\) | \(-8\) | \(q+(\zeta_{24}^{2}-\zeta_{24}^{6})q^{5}+(-1-\zeta_{24}+2\zeta_{24}^{2}+\cdots)q^{7}+\cdots\) |
3420.2.dg.b | $8$ | $27.309$ | \(\Q(\zeta_{24})\) | None | \(0\) | \(0\) | \(0\) | \(-8\) | \(q+(-\zeta_{24}^{2}+\zeta_{24}^{6})q^{5}+(-1-\zeta_{24}+\cdots)q^{7}+\cdots\) |
3420.2.dg.c | $32$ | $27.309$ | None | \(0\) | \(0\) | \(0\) | \(16\) |
Decomposition of \(S_{2}^{\mathrm{old}}(3420, [\chi])\) into lower level spaces
\( S_{2}^{\mathrm{old}}(3420, [\chi]) \cong \)