Defining parameters
| Level: | \( N \) | \(=\) | \( 7920 = 2^{4} \cdot 3^{2} \cdot 5 \cdot 11 \) |
| Weight: | \( k \) | \(=\) | \( 2 \) |
| Character orbit: | \([\chi]\) | \(=\) | 7920.a (trivial) |
| Character field: | \(\Q\) | ||
| Newform subspaces: | \( 66 \) | ||
| Sturm bound: | \(3456\) | ||
| Trace bound: | \(19\) | ||
| Distinguishing \(T_p\): | \(7\), \(13\), \(17\), \(19\), \(23\), \(29\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{2}(\Gamma_0(7920))\).
| Total | New | Old | |
|---|---|---|---|
| Modular forms | 1776 | 100 | 1676 |
| Cusp forms | 1681 | 100 | 1581 |
| 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.
| \(2\) | \(3\) | \(5\) | \(11\) | Fricke | Total | Cusp | Eisenstein | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| All | New | Old | All | New | Old | All | New | Old | ||||||||
| \(+\) | \(+\) | \(+\) | \(+\) | \(+\) | \(102\) | \(5\) | \(97\) | \(97\) | \(5\) | \(92\) | \(5\) | \(0\) | \(5\) | |||
| \(+\) | \(+\) | \(+\) | \(-\) | \(-\) | \(120\) | \(5\) | \(115\) | \(114\) | \(5\) | \(109\) | \(6\) | \(0\) | \(6\) | |||
| \(+\) | \(+\) | \(-\) | \(+\) | \(-\) | \(114\) | \(5\) | \(109\) | \(108\) | \(5\) | \(103\) | \(6\) | \(0\) | \(6\) | |||
| \(+\) | \(+\) | \(-\) | \(-\) | \(+\) | \(108\) | \(5\) | \(103\) | \(102\) | \(5\) | \(97\) | \(6\) | \(0\) | \(6\) | |||
| \(+\) | \(-\) | \(+\) | \(+\) | \(-\) | \(117\) | \(7\) | \(110\) | \(111\) | \(7\) | \(104\) | \(6\) | \(0\) | \(6\) | |||
| \(+\) | \(-\) | \(+\) | \(-\) | \(+\) | \(105\) | \(7\) | \(98\) | \(99\) | \(7\) | \(92\) | \(6\) | \(0\) | \(6\) | |||
| \(+\) | \(-\) | \(-\) | \(+\) | \(+\) | \(105\) | \(8\) | \(97\) | \(99\) | \(8\) | \(91\) | \(6\) | \(0\) | \(6\) | |||
| \(+\) | \(-\) | \(-\) | \(-\) | \(-\) | \(117\) | \(8\) | \(109\) | \(111\) | \(8\) | \(103\) | \(6\) | \(0\) | \(6\) | |||
| \(-\) | \(+\) | \(+\) | \(+\) | \(-\) | \(112\) | \(7\) | \(105\) | \(106\) | \(7\) | \(99\) | \(6\) | \(0\) | \(6\) | |||
| \(-\) | \(+\) | \(+\) | \(-\) | \(+\) | \(110\) | \(3\) | \(107\) | \(104\) | \(3\) | \(101\) | \(6\) | \(0\) | \(6\) | |||
| \(-\) | \(+\) | \(-\) | \(+\) | \(+\) | \(116\) | \(3\) | \(113\) | \(110\) | \(3\) | \(107\) | \(6\) | \(0\) | \(6\) | |||
| \(-\) | \(+\) | \(-\) | \(-\) | \(-\) | \(106\) | \(7\) | \(99\) | \(100\) | \(7\) | \(93\) | \(6\) | \(0\) | \(6\) | |||
| \(-\) | \(-\) | \(+\) | \(+\) | \(+\) | \(113\) | \(7\) | \(106\) | \(107\) | \(7\) | \(100\) | \(6\) | \(0\) | \(6\) | |||
| \(-\) | \(-\) | \(+\) | \(-\) | \(-\) | \(109\) | \(9\) | \(100\) | \(103\) | \(9\) | \(94\) | \(6\) | \(0\) | \(6\) | |||
| \(-\) | \(-\) | \(-\) | \(+\) | \(-\) | \(109\) | \(8\) | \(101\) | \(103\) | \(8\) | \(95\) | \(6\) | \(0\) | \(6\) | |||
| \(-\) | \(-\) | \(-\) | \(-\) | \(+\) | \(113\) | \(6\) | \(107\) | \(107\) | \(6\) | \(101\) | \(6\) | \(0\) | \(6\) | |||
| Plus space | \(+\) | \(872\) | \(44\) | \(828\) | \(825\) | \(44\) | \(781\) | \(47\) | \(0\) | \(47\) | ||||||
| Minus space | \(-\) | \(904\) | \(56\) | \(848\) | \(856\) | \(56\) | \(800\) | \(48\) | \(0\) | \(48\) | ||||||
Trace form
Decomposition of \(S_{2}^{\mathrm{new}}(\Gamma_0(7920))\) into newform subspaces
Decomposition of \(S_{2}^{\mathrm{old}}(\Gamma_0(7920))\) into lower level spaces
\( S_{2}^{\mathrm{old}}(\Gamma_0(7920)) \simeq \) \(S_{2}^{\mathrm{new}}(\Gamma_0(11))\)\(^{\oplus 30}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(15))\)\(^{\oplus 20}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(20))\)\(^{\oplus 18}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(24))\)\(^{\oplus 16}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(30))\)\(^{\oplus 16}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(33))\)\(^{\oplus 20}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(36))\)\(^{\oplus 12}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(40))\)\(^{\oplus 12}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(44))\)\(^{\oplus 18}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(45))\)\(^{\oplus 10}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(48))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(55))\)\(^{\oplus 15}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(66))\)\(^{\oplus 16}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(72))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(80))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(88))\)\(^{\oplus 12}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(90))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(99))\)\(^{\oplus 10}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(110))\)\(^{\oplus 12}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(120))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(132))\)\(^{\oplus 12}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(144))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(165))\)\(^{\oplus 10}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(176))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(180))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(198))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(220))\)\(^{\oplus 9}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(240))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(264))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(330))\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(360))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(396))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(440))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(495))\)\(^{\oplus 5}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(528))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(660))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(720))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(792))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(880))\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(990))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(1320))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(1584))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(1980))\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(2640))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(3960))\)\(^{\oplus 2}\)