Properties

Label 1610.2.bc
Level $1610$
Weight $2$
Character orbit 1610.bc
Rep. character $\chi_{1610}(29,\cdot)$
Character field $\Q(\zeta_{22})$
Dimension $720$
Sturm bound $576$

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Defining parameters

Level: \( N \) \(=\) \( 1610 = 2 \cdot 5 \cdot 7 \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1610.bc (of order \(22\) and degree \(10\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 115 \)
Character field: \(\Q(\zeta_{22})\)
Sturm bound: \(576\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(1610, [\chi])\).

Total New Old
Modular forms 2960 720 2240
Cusp forms 2800 720 2080
Eisenstein series 160 0 160

Trace form

\( 720 q + 72 q^{4} - 8 q^{5} + 88 q^{9} + O(q^{10}) \) \( 720 q + 72 q^{4} - 8 q^{5} + 88 q^{9} - 8 q^{11} + 8 q^{14} + 20 q^{15} - 72 q^{16} + 32 q^{19} + 8 q^{20} - 8 q^{21} + 52 q^{25} + 16 q^{29} + 44 q^{30} - 32 q^{31} - 16 q^{34} - 8 q^{35} - 88 q^{36} + 56 q^{39} + 32 q^{41} + 8 q^{44} + 8 q^{45} + 72 q^{49} + 16 q^{51} + 120 q^{55} - 8 q^{56} + 144 q^{59} + 68 q^{60} + 16 q^{61} + 72 q^{64} - 128 q^{66} + 392 q^{69} + 8 q^{70} - 360 q^{71} + 184 q^{74} - 116 q^{75} - 32 q^{76} + 48 q^{79} + 36 q^{80} - 80 q^{81} + 8 q^{84} + 40 q^{85} - 40 q^{86} - 96 q^{89} + 80 q^{91} - 16 q^{94} + 20 q^{95} + 24 q^{99} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(1610, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(1610, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(1610, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(115, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(230, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(805, [\chi])\)\(^{\oplus 2}\)