Properties

Label 3640.2.km
Level $3640$
Weight $2$
Character orbit 3640.km
Rep. character $\chi_{3640}(313,\cdot)$
Character field $\Q(\zeta_{12})$
Dimension $576$
Sturm bound $1344$

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Defining parameters

Level: \( N \) \(=\) \( 3640 = 2^{3} \cdot 5 \cdot 7 \cdot 13 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 3640.km (of order \(12\) and degree \(4\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 35 \)
Character field: \(\Q(\zeta_{12})\)
Sturm bound: \(1344\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(3640, [\chi])\).

Total New Old
Modular forms 2752 576 2176
Cusp forms 2624 576 2048
Eisenstein series 128 0 128

Trace form

\( 576 q + 8 q^{7} + O(q^{10}) \) \( 576 q + 8 q^{7} - 16 q^{15} + 8 q^{21} + 24 q^{23} + 16 q^{25} + 72 q^{33} - 24 q^{35} - 16 q^{37} + 32 q^{43} - 96 q^{45} + 96 q^{57} + 72 q^{61} + 136 q^{63} + 32 q^{71} - 56 q^{77} + 336 q^{81} + 80 q^{85} + 24 q^{87} - 24 q^{95} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(3640, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(3640, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(3640, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(35, [\chi])\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(70, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(140, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(280, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(455, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(910, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1820, [\chi])\)\(^{\oplus 2}\)