Properties

Label 1680.4.fb
Level $1680$
Weight $4$
Character orbit 1680.fb
Rep. character $\chi_{1680}(179,\cdot)$
Character field $\Q(\zeta_{12})$
Dimension $4576$
Sturm bound $1536$

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Defining parameters

Level: \( N \) \(=\) \( 1680 = 2^{4} \cdot 3 \cdot 5 \cdot 7 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 1680.fb (of order \(12\) and degree \(4\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 1680 \)
Character field: \(\Q(\zeta_{12})\)
Sturm bound: \(1536\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{4}(1680, [\chi])\).

Total New Old
Modular forms 4640 4640 0
Cusp forms 4576 4576 0
Eisenstein series 64 64 0

Trace form

\( 4576 q - 8 q^{4} - 16 q^{6} - 4 q^{10} - 8 q^{16} - 8 q^{19} - 116 q^{21} - 4 q^{24} + 594 q^{30} - 480 q^{34} + 352 q^{36} - 8 q^{39} + 488 q^{40} + 498 q^{45} + 120 q^{46} - 32 q^{49} + 212 q^{51} - 1488 q^{54}+ \cdots + 5816 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Decomposition of \(S_{4}^{\mathrm{new}}(1680, [\chi])\) into newform subspaces

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