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Properties

Label 3528.2.du
Level $3528$
Weight $2$
Character orbit 3528.du
Rep. character $\chi_{3528}(169,\cdot)$
Character field $\Q(\zeta_{21})$
Dimension $2016$
Sturm bound $1344$

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Defining parameters

Level: \( N \) \(=\) \( 3528 = 2^{3} \cdot 3^{2} \cdot 7^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 3528.du (of order \(21\) and degree \(12\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 441 \)
Character field: \(\Q(\zeta_{21})\)
Sturm bound: \(1344\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(3528, [\chi])\).

Total New Old
Modular forms 8160 2016 6144
Cusp forms 7968 2016 5952
Eisenstein series 192 0 192

Trace form

\( 2016 q - 4 q^{5} + 10 q^{9} + O(q^{10}) \) \( 2016 q - 4 q^{5} + 10 q^{9} + 16 q^{17} + 12 q^{21} + 168 q^{25} - 12 q^{27} + 30 q^{29} + 12 q^{31} - 8 q^{33} - 12 q^{35} - 12 q^{39} - 12 q^{41} + 12 q^{43} + 16 q^{45} - 30 q^{47} + 6 q^{49} - 12 q^{51} - 16 q^{53} - 60 q^{55} - 16 q^{57} + 36 q^{59} + 12 q^{61} + 22 q^{63} + 140 q^{69} - 32 q^{71} - 150 q^{75} - 4 q^{77} - 12 q^{79} - 10 q^{81} + 36 q^{83} + 64 q^{87} + 72 q^{89} - 12 q^{91} - 96 q^{93} - 36 q^{95} - 72 q^{99} + O(q^{100}) \)

Display 100 coefficients 10 coefficients

Decomposition of \(S_{2}^{\mathrm{new}}(3528, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(3528, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(3528, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(441, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(882, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1764, [\chi])\)\(^{\oplus 2}\)