Properties

Label 8100.2.bn
Level $8100$
Weight $2$
Character orbit 8100.bn
Rep. character $\chi_{8100}(251,\cdot)$
Character field $\Q(\zeta_{18})$
Dimension $2016$
Sturm bound $3240$

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Defining parameters

Level: \( N \) \(=\) \( 8100 = 2^{2} \cdot 3^{4} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 8100.bn (of order \(18\) and degree \(6\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 108 \)
Character field: \(\Q(\zeta_{18})\)
Sturm bound: \(3240\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(8100, [\chi])\).

Total New Old
Modular forms 9936 2088 7848
Cusp forms 9504 2016 7488
Eisenstein series 432 72 360

Decomposition of \(S_{2}^{\mathrm{new}}(8100, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(8100, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(8100, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(108, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(324, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(540, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1620, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(2700, [\chi])\)\(^{\oplus 2}\)