Defining parameters
| Level: | \( N \) | \(=\) | \( 3920 = 2^{4} \cdot 5 \cdot 7^{2} \) |
| Weight: | \( k \) | \(=\) | \( 2 \) |
| Character orbit: | \([\chi]\) | \(=\) | 3920.a (trivial) |
| Character field: | \(\Q\) | ||
| Newform subspaces: | \( 57 \) | ||
| Sturm bound: | \(1344\) | ||
| Trace bound: | \(13\) | ||
| Distinguishing \(T_p\): | \(3\), \(11\), \(13\), \(17\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{2}(\Gamma_0(3920))\).
| Total | New | Old | |
|---|---|---|---|
| Modular forms | 720 | 82 | 638 |
| Cusp forms | 625 | 82 | 543 |
| Eisenstein series | 95 | 0 | 95 |
The following table gives the dimensions of the cuspidal new subspaces with specified eigenvalues for the Atkin-Lehner operators and the Fricke involution.
| \(2\) | \(5\) | \(7\) | Fricke | Total | Cusp | Eisenstein | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| All | New | Old | All | New | Old | All | New | Old | |||||||
| \(+\) | \(+\) | \(+\) | \(+\) | \(84\) | \(9\) | \(75\) | \(73\) | \(9\) | \(64\) | \(11\) | \(0\) | \(11\) | |||
| \(+\) | \(+\) | \(-\) | \(-\) | \(94\) | \(12\) | \(82\) | \(82\) | \(12\) | \(70\) | \(12\) | \(0\) | \(12\) | |||
| \(+\) | \(-\) | \(+\) | \(-\) | \(92\) | \(11\) | \(81\) | \(80\) | \(11\) | \(69\) | \(12\) | \(0\) | \(12\) | |||
| \(+\) | \(-\) | \(-\) | \(+\) | \(90\) | \(9\) | \(81\) | \(78\) | \(9\) | \(69\) | \(12\) | \(0\) | \(12\) | |||
| \(-\) | \(+\) | \(+\) | \(-\) | \(96\) | \(11\) | \(85\) | \(84\) | \(11\) | \(73\) | \(12\) | \(0\) | \(12\) | |||
| \(-\) | \(+\) | \(-\) | \(+\) | \(86\) | \(9\) | \(77\) | \(74\) | \(9\) | \(65\) | \(12\) | \(0\) | \(12\) | |||
| \(-\) | \(-\) | \(+\) | \(+\) | \(88\) | \(9\) | \(79\) | \(76\) | \(9\) | \(67\) | \(12\) | \(0\) | \(12\) | |||
| \(-\) | \(-\) | \(-\) | \(-\) | \(90\) | \(12\) | \(78\) | \(78\) | \(12\) | \(66\) | \(12\) | \(0\) | \(12\) | |||
| Plus space | \(+\) | \(348\) | \(36\) | \(312\) | \(301\) | \(36\) | \(265\) | \(47\) | \(0\) | \(47\) | |||||
| Minus space | \(-\) | \(372\) | \(46\) | \(326\) | \(324\) | \(46\) | \(278\) | \(48\) | \(0\) | \(48\) | |||||
Trace form
Decomposition of \(S_{2}^{\mathrm{new}}(\Gamma_0(3920))\) into newform subspaces
Decomposition of \(S_{2}^{\mathrm{old}}(\Gamma_0(3920))\) into lower level spaces
\( S_{2}^{\mathrm{old}}(\Gamma_0(3920)) \simeq \) \(S_{2}^{\mathrm{new}}(\Gamma_0(14))\)\(^{\oplus 16}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(20))\)\(^{\oplus 9}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(35))\)\(^{\oplus 10}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(40))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(49))\)\(^{\oplus 10}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(56))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(70))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(80))\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(98))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(112))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(140))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(196))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(245))\)\(^{\oplus 5}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(280))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(392))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(490))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(560))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(784))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(980))\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(1960))\)\(^{\oplus 2}\)