Properties

Label 155.1.s
Level $155$
Weight $1$
Character orbit 155.s
Rep. character $\chi_{155}(2,\cdot)$
Character field $\Q(\zeta_{20})$
Dimension $0$
Newform subspaces $0$
Sturm bound $16$
Trace bound $0$

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Defining parameters

Level: \( N \) \(=\) \( 155 = 5 \cdot 31 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 155.s (of order \(20\) and degree \(8\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 155 \)
Character field: \(\Q(\zeta_{20})\)
Newform subspaces: \( 0 \)
Sturm bound: \(16\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{1}(155, [\chi])\).

Total New Old
Modular forms 16 16 0
Cusp forms 0 0 0
Eisenstein series 16 16 0

The following table gives the dimensions of subspaces with specified projective image type.

\(D_n\) \(A_4\) \(S_4\) \(A_5\)
Dimension 0 0 0 0