Properties

Label 16830.2.bg
Level $16830$
Weight $2$
Character orbit 16830.bg
Rep. character $\chi_{16830}(307,\cdot)$
Character field $\Q(\zeta_{4})$
Dimension $960$
Sturm bound $7776$

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Defining parameters

Level: \( N \) \(=\) \( 16830 = 2 \cdot 3^{2} \cdot 5 \cdot 11 \cdot 17 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 16830.bg (of order \(4\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 55 \)
Character field: \(\Q(i)\)
Sturm bound: \(7776\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(16830, [\chi])\).

Total New Old
Modular forms 7840 960 6880
Cusp forms 7712 960 6752
Eisenstein series 128 0 128

Decomposition of \(S_{2}^{\mathrm{new}}(16830, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(16830, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(16830, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(55, [\chi])\)\(^{\oplus 12}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(110, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(165, [\chi])\)\(^{\oplus 8}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(330, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(495, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(935, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(990, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1870, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(2805, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(5610, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(8415, [\chi])\)\(^{\oplus 2}\)