Properties

Label 3720.2.cx
Level $3720$
Weight $2$
Character orbit 3720.cx
Rep. character $\chi_{3720}(2971,\cdot)$
Character field $\Q(\zeta_{6})$
Dimension $512$
Sturm bound $1536$

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Defining parameters

Level: \( N \) \(=\) \( 3720 = 2^{3} \cdot 3 \cdot 5 \cdot 31 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 3720.cx (of order \(6\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 248 \)
Character field: \(\Q(\zeta_{6})\)
Sturm bound: \(1536\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(3720, [\chi])\).

Total New Old
Modular forms 1552 512 1040
Cusp forms 1520 512 1008
Eisenstein series 32 0 32

Trace form

\( 512 q - 4 q^{4} - 6 q^{6} + 256 q^{9} + 2 q^{10} + 16 q^{14} - 12 q^{16} + 8 q^{19} + 8 q^{20} + 256 q^{25} - 40 q^{32} + 90 q^{34} - 2 q^{36} - 20 q^{38} + 4 q^{40} + 84 q^{44} + 224 q^{49} + 8 q^{51}+ \cdots - 8 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Decomposition of \(S_{2}^{\mathrm{new}}(3720, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(3720, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(3720, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(248, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(744, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1240, [\chi])\)\(^{\oplus 2}\)