Properties

Label 2775.2.ea
Level $2775$
Weight $2$
Character orbit 2775.ea
Rep. character $\chi_{2775}(34,\cdot)$
Character field $\Q(\zeta_{90})$
Dimension $4512$
Sturm bound $760$

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Defining parameters

Level: \( N \) \(=\) \( 2775 = 3 \cdot 5^{2} \cdot 37 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 2775.ea (of order \(90\) and degree \(24\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 925 \)
Character field: \(\Q(\zeta_{90})\)
Sturm bound: \(760\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(2775, [\chi])\).

Total New Old
Modular forms 9216 4512 4704
Cusp forms 9024 4512 4512
Eisenstein series 192 0 192

Trace form

\( 4512 q - 6 q^{5} - 48 q^{20} - 6 q^{25} - 24 q^{26} + 96 q^{30} + 36 q^{34} - 60 q^{35} - 1104 q^{36} + 30 q^{40} - 120 q^{41} - 126 q^{44} - 132 q^{46} + 192 q^{50} + 150 q^{52} + 48 q^{55} + 600 q^{58}+ \cdots + 180 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Decomposition of \(S_{2}^{\mathrm{new}}(2775, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(2775, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(2775, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(925, [\chi])\)\(^{\oplus 2}\)