Defining parameters
| Level: | \( N \) | \(=\) | \( 2205 = 3^{2} \cdot 5 \cdot 7^{2} \) |
| Weight: | \( k \) | \(=\) | \( 4 \) |
| Character orbit: | \([\chi]\) | \(=\) | 2205.a (trivial) |
| Character field: | \(\Q\) | ||
| Newform subspaces: | \( 61 \) | ||
| Sturm bound: | \(1344\) | ||
| Trace bound: | \(13\) | ||
| Distinguishing \(T_p\): | \(2\), \(11\), \(13\), \(17\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{4}(\Gamma_0(2205))\).
| Total | New | Old | |
|---|---|---|---|
| Modular forms | 1040 | 205 | 835 |
| Cusp forms | 976 | 205 | 771 |
| Eisenstein series | 64 | 0 | 64 |
The following table gives the dimensions of the cuspidal new subspaces with specified eigenvalues for the Atkin-Lehner operators and the Fricke involution.
| \(3\) | \(5\) | \(7\) | Fricke | Total | Cusp | Eisenstein | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| All | New | Old | All | New | Old | All | New | Old | |||||||
| \(+\) | \(+\) | \(+\) | \(+\) | \(136\) | \(20\) | \(116\) | \(128\) | \(20\) | \(108\) | \(8\) | \(0\) | \(8\) | |||
| \(+\) | \(+\) | \(-\) | \(-\) | \(126\) | \(21\) | \(105\) | \(118\) | \(21\) | \(97\) | \(8\) | \(0\) | \(8\) | |||
| \(+\) | \(-\) | \(+\) | \(-\) | \(128\) | \(20\) | \(108\) | \(120\) | \(20\) | \(100\) | \(8\) | \(0\) | \(8\) | |||
| \(+\) | \(-\) | \(-\) | \(+\) | \(130\) | \(21\) | \(109\) | \(122\) | \(21\) | \(101\) | \(8\) | \(0\) | \(8\) | |||
| \(-\) | \(+\) | \(+\) | \(-\) | \(128\) | \(29\) | \(99\) | \(120\) | \(29\) | \(91\) | \(8\) | \(0\) | \(8\) | |||
| \(-\) | \(+\) | \(-\) | \(+\) | \(132\) | \(33\) | \(99\) | \(124\) | \(33\) | \(91\) | \(8\) | \(0\) | \(8\) | |||
| \(-\) | \(-\) | \(+\) | \(+\) | \(128\) | \(31\) | \(97\) | \(120\) | \(31\) | \(89\) | \(8\) | \(0\) | \(8\) | |||
| \(-\) | \(-\) | \(-\) | \(-\) | \(132\) | \(30\) | \(102\) | \(124\) | \(30\) | \(94\) | \(8\) | \(0\) | \(8\) | |||
| Plus space | \(+\) | \(526\) | \(105\) | \(421\) | \(494\) | \(105\) | \(389\) | \(32\) | \(0\) | \(32\) | |||||
| Minus space | \(-\) | \(514\) | \(100\) | \(414\) | \(482\) | \(100\) | \(382\) | \(32\) | \(0\) | \(32\) | |||||
Trace form
Decomposition of \(S_{4}^{\mathrm{new}}(\Gamma_0(2205))\) into newform subspaces
Decomposition of \(S_{4}^{\mathrm{old}}(\Gamma_0(2205))\) into lower level spaces
\( S_{4}^{\mathrm{old}}(\Gamma_0(2205)) \simeq \) \(S_{4}^{\mathrm{new}}(\Gamma_0(5))\)\(^{\oplus 9}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(7))\)\(^{\oplus 12}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(9))\)\(^{\oplus 6}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(15))\)\(^{\oplus 6}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(21))\)\(^{\oplus 8}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(35))\)\(^{\oplus 6}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(45))\)\(^{\oplus 3}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(49))\)\(^{\oplus 6}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(63))\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(105))\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(147))\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(245))\)\(^{\oplus 3}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(315))\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(441))\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(735))\)\(^{\oplus 2}\)