Properties

Label 416.4.bf
Level $416$
Weight $4$
Character orbit 416.bf
Rep. character $\chi_{416}(53,\cdot)$
Character field $\Q(\zeta_{8})$
Dimension $576$
Sturm bound $224$

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Defining parameters

Level: \( N \) \(=\) \( 416 = 2^{5} \cdot 13 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 416.bf (of order \(8\) and degree \(4\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 32 \)
Character field: \(\Q(\zeta_{8})\)
Sturm bound: \(224\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{4}(416, [\chi])\).

Total New Old
Modular forms 680 576 104
Cusp forms 664 576 88
Eisenstein series 16 0 16

Trace form

\( 576 q - 240 q^{10} + 48 q^{12} + 600 q^{16} + 360 q^{18} + 40 q^{22} - 656 q^{23} + 88 q^{24} - 2320 q^{30} + 1488 q^{31} + 912 q^{35} - 880 q^{36} - 2408 q^{38} - 576 q^{40} + 3840 q^{42} - 1616 q^{43}+ \cdots - 22392 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Decomposition of \(S_{4}^{\mathrm{new}}(416, [\chi])\) into newform subspaces

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

Decomposition of \(S_{4}^{\mathrm{old}}(416, [\chi])\) into lower level spaces

\( S_{4}^{\mathrm{old}}(416, [\chi]) \simeq \) \(S_{4}^{\mathrm{new}}(32, [\chi])\)\(^{\oplus 2}\)