Properties

Label 1440.5.r
Level $1440$
Weight $5$
Character orbit 1440.r
Rep. character $\chi_{1440}(199,\cdot)$
Character field $\Q(\zeta_{4})$
Dimension $0$
Newform subspaces $0$
Sturm bound $1440$
Trace bound $0$

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Defining parameters

Level: \( N \) \(=\) \( 1440 = 2^{5} \cdot 3^{2} \cdot 5 \)
Weight: \( k \) \(=\) \( 5 \)
Character orbit: \([\chi]\) \(=\) 1440.r (of order \(4\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 80 \)
Character field: \(\Q(i)\)
Newform subspaces: \( 0 \)
Sturm bound: \(1440\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{5}(1440, [\chi])\).

Total New Old
Modular forms 2336 0 2336
Cusp forms 2272 0 2272
Eisenstein series 64 0 64

Decomposition of \(S_{5}^{\mathrm{old}}(1440, [\chi])\) into lower level spaces

\( S_{5}^{\mathrm{old}}(1440, [\chi]) \simeq \) \(S_{5}^{\mathrm{new}}(80, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{5}^{\mathrm{new}}(240, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{5}^{\mathrm{new}}(720, [\chi])\)\(^{\oplus 2}\)