Properties

Label 2070.4.bc
Level $2070$
Weight $4$
Character orbit 2070.bc
Rep. character $\chi_{2070}(251,\cdot)$
Character field $\Q(\zeta_{22})$
Dimension $960$
Sturm bound $1728$

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Defining parameters

Level: \( N \) \(=\) \( 2070 = 2 \cdot 3^{2} \cdot 5 \cdot 23 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 2070.bc (of order \(22\) and degree \(10\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 69 \)
Character field: \(\Q(\zeta_{22})\)
Sturm bound: \(1728\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{4}(2070, [\chi])\).

Total New Old
Modular forms 13120 960 12160
Cusp forms 12800 960 11840
Eisenstein series 320 0 320

Trace form

\( 960 q + 384 q^{4} + O(q^{10}) \) \( 960 q + 384 q^{4} - 1536 q^{16} - 2400 q^{25} - 432 q^{31} + 6864 q^{43} - 624 q^{46} + 6720 q^{49} - 4200 q^{55} + 4128 q^{58} - 2112 q^{61} + 6144 q^{64} - 11616 q^{67} - 6624 q^{73} + 7392 q^{79} + 15840 q^{82} + 3840 q^{94} + O(q^{100}) \)

Decomposition of \(S_{4}^{\mathrm{new}}(2070, [\chi])\) into newform subspaces

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

Decomposition of \(S_{4}^{\mathrm{old}}(2070, [\chi])\) into lower level spaces

\( S_{4}^{\mathrm{old}}(2070, [\chi]) \cong \) \(S_{4}^{\mathrm{new}}(69, [\chi])\)\(^{\oplus 8}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(138, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(207, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(345, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(414, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(690, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(1035, [\chi])\)\(^{\oplus 2}\)