Properties

Label 2100.4.bl
Level $2100$
Weight $4$
Character orbit 2100.bl
Rep. character $\chi_{2100}(199,\cdot)$
Character field $\Q(\zeta_{6})$
Dimension $864$
Sturm bound $1920$

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Defining parameters

Level: \( N \) \(=\) \( 2100 = 2^{2} \cdot 3 \cdot 5^{2} \cdot 7 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 2100.bl (of order \(6\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 140 \)
Character field: \(\Q(\zeta_{6})\)
Sturm bound: \(1920\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{4}(2100, [\chi])\).

Total New Old
Modular forms 2928 864 2064
Cusp forms 2832 864 1968
Eisenstein series 96 0 96

Trace form

\( 864 q + 3888 q^{9} + 548 q^{14} - 112 q^{16} + 716 q^{44} - 24 q^{46} - 824 q^{49} + 2500 q^{56} - 1440 q^{64} - 4104 q^{66} - 1592 q^{74} - 34992 q^{81} + 4584 q^{84} + 2252 q^{86} + 1944 q^{94} + 7740 q^{96}+O(q^{100}) \) Copy content Toggle raw display

Decomposition of \(S_{4}^{\mathrm{new}}(2100, [\chi])\) into newform subspaces

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

Decomposition of \(S_{4}^{\mathrm{old}}(2100, [\chi])\) into lower level spaces

\( S_{4}^{\mathrm{old}}(2100, [\chi]) \simeq \) \(S_{4}^{\mathrm{new}}(140, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(420, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(700, [\chi])\)\(^{\oplus 2}\)