Properties

Label 4009.2.bt
Level $4009$
Weight $2$
Character orbit 4009.bt
Rep. character $\chi_{4009}(476,\cdot)$
Character field $\Q(\zeta_{21})$
Dimension $3816$
Sturm bound $706$

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Defining parameters

Level: \( N \) \(=\) \( 4009 = 19 \cdot 211 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 4009.bt (of order \(21\) and degree \(12\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 211 \)
Character field: \(\Q(\zeta_{21})\)
Sturm bound: \(706\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(4009, [\chi])\).

Total New Old
Modular forms 4272 3816 456
Cusp forms 4224 3816 408
Eisenstein series 48 0 48

Decomposition of \(S_{2}^{\mathrm{new}}(4009, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(4009, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(4009, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(211, [\chi])\)\(^{\oplus 2}\)