Space of modular forms of level 1155, weight 2, and Character 1155.br

• Label: 1155.2.br
• Level: $1155$
• Weight: $2$
• Character orbit: 1155.br
• Rep. character: $\chi_{1155}(104,\cdot)$
• Character field: $\Q(\zeta_{10})$
• Dimension: $736$
• Sturm bound: $384$

Defining parameters

Level:	\( N \)	\(=\)	\( 1155 = 3 \cdot 5 \cdot 7 \cdot 11 \)
Weight:	\( k \)	\(=\)	\( 2 \)
Character orbit:	\([\chi]\)	\(=\)	1155.br (of order \(10\) and degree \(4\))
Character conductor:	\(\operatorname{cond}(\chi)\)	\(=\)	\( 1155 \)
Character field:			\(\Q(\zeta_{10})\)
Sturm bound:			\(384\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(1155, [\chi])\).

	Total	New	Old
Modular forms	800	800	0
Cusp forms	736	736	0
Eisenstein series	64	64	0

Trace form

\( 736 q - 200 q^{4} - 6 q^{9} + O(q^{10}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(1155, [\chi])\) into newform subspaces

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