Defining parameters
| Level: | \( N \) | \(=\) | \( 3 \) |
| Weight: | \( k \) | \(=\) | \( 72 \) |
| Character orbit: | \([\chi]\) | \(=\) | 3.a (trivial) |
| Character field: | \(\Q\) | ||
| Newform subspaces: | \( 2 \) | ||
| Sturm bound: | \(24\) | ||
| Trace bound: | \(1\) | ||
| Distinguishing \(T_p\): | \(2\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{72}(\Gamma_0(3))\).
| Total | New | Old | |
|---|---|---|---|
| Modular forms | 25 | 11 | 14 |
| Cusp forms | 23 | 11 | 12 |
| Eisenstein series | 2 | 0 | 2 |
The following table gives the dimensions of the cuspidal new subspaces with specified eigenvalues for the Atkin-Lehner operators and the Fricke involution.
| \(3\) | Total | Cusp | Eisenstein | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| All | New | Old | All | New | Old | All | New | Old | ||||
| \(+\) | \(13\) | \(6\) | \(7\) | \(12\) | \(6\) | \(6\) | \(1\) | \(0\) | \(1\) | |||
| \(-\) | \(12\) | \(5\) | \(7\) | \(11\) | \(5\) | \(6\) | \(1\) | \(0\) | \(1\) | |||
Trace form
Decomposition of \(S_{72}^{\mathrm{new}}(\Gamma_0(3))\) into newform subspaces
| Label | Dim | $A$ | Field | CM | Traces | A-L signs | $q$-expansion | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| $a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | 3 | |||||||
| 3.72.a.a | $5$ | $95.774$ | \(\mathbb{Q}[x]/(x^{5} - \cdots)\) | None | \(-25051277688\) | \(25\!\cdots\!35\) | \(14\!\cdots\!30\) | \(-12\!\cdots\!52\) | $-$ | \(q+(-5010255538-\beta _{1})q^{2}+3^{35}q^{3}+\cdots\) | |
| 3.72.a.b | $6$ | $95.774$ | \(\mathbb{Q}[x]/(x^{6} - \cdots)\) | None | \(-72903656826\) | \(-30\!\cdots\!42\) | \(10\!\cdots\!00\) | \(59\!\cdots\!88\) | $+$ | \(q+(-12150609471+\beta _{1})q^{2}-3^{35}q^{3}+\cdots\) | |
Decomposition of \(S_{72}^{\mathrm{old}}(\Gamma_0(3))\) into lower level spaces
\( S_{72}^{\mathrm{old}}(\Gamma_0(3)) \simeq \) \(S_{72}^{\mathrm{new}}(\Gamma_0(1))\)\(^{\oplus 2}\)