Properties

Label 28900.2.cb
Level $28900$
Weight $2$
Character orbit 28900.cb
Rep. character $\chi_{28900}(4047,\cdot)$
Character field $\Q(\zeta_{20})$
Dimension $32280$
Sturm bound $9180$

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Defining parameters

Level: \( N \) \(=\) \( 28900 = 2^{2} \cdot 5^{2} \cdot 17^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 28900.cb (of order \(20\) and degree \(8\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 100 \)
Character field: \(\Q(\zeta_{20})\)
Sturm bound: \(9180\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(28900, [\chi])\).

Total New Old
Modular forms 37008 32760 4248
Cusp forms 36432 32280 4152
Eisenstein series 576 480 96

Decomposition of \(S_{2}^{\mathrm{new}}(28900, [\chi])\) into newform subspaces

The newforms in this space have not yet been added to the LMFDB.

Decomposition of \(S_{2}^{\mathrm{old}}(28900, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(28900, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(100, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1700, [\chi])\)\(^{\oplus 2}\)