Properties

Label 2340.2.co
Level $2340$
Weight $2$
Character orbit 2340.co
Rep. character $\chi_{2340}(251,\cdot)$
Character field $\Q(\zeta_{6})$
Dimension $224$
Sturm bound $1008$

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Defining parameters

Level: \( N \) \(=\) \( 2340 = 2^{2} \cdot 3^{2} \cdot 5 \cdot 13 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 2340.co (of order \(6\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 156 \)
Character field: \(\Q(\zeta_{6})\)
Sturm bound: \(1008\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(2340, [\chi])\).

Total New Old
Modular forms 1040 224 816
Cusp forms 976 224 752
Eisenstein series 64 0 64

Trace form

\( 224 q + O(q^{10}) \) \( 224 q + 16 q^{13} + 24 q^{22} + 224 q^{25} + 72 q^{28} - 160 q^{49} + 88 q^{52} + 96 q^{58} + 16 q^{61} + 96 q^{64} + 24 q^{76} + 40 q^{82} - 24 q^{88} + 24 q^{94} - 144 q^{97} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(2340, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(2340, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(2340, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(156, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(468, [\chi])\)\(^{\oplus 2}\)