Properties

Label 1080.2.x
Level $1080$
Weight $2$
Character orbit 1080.x
Rep. character $\chi_{1080}(53,\cdot)$
Character field $\Q(\zeta_{4})$
Dimension $192$
Sturm bound $432$

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Defining parameters

Level: \( N \) \(=\) \( 1080 = 2^{3} \cdot 3^{3} \cdot 5 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1080.x (of order \(4\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 120 \)
Character field: \(\Q(i)\)
Sturm bound: \(432\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(1080, [\chi])\).

Total New Old
Modular forms 456 192 264
Cusp forms 408 192 216
Eisenstein series 48 0 48

Trace form

\( 192 q + O(q^{10}) \) \( 192 q - 8 q^{10} + 4 q^{16} - 8 q^{22} + 16 q^{28} - 16 q^{31} + 28 q^{40} - 28 q^{46} + 28 q^{52} + 40 q^{58} - 76 q^{70} + 12 q^{76} - 84 q^{82} + 40 q^{88} + 16 q^{97} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(1080, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(1080, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(1080, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(120, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(360, [\chi])\)\(^{\oplus 2}\)