Properties

Label 2016.2.cb
Level 2016
Weight 2
Character orbit cb
Rep. character \(\chi_{2016}(527,\cdot)\)
Character field \(\Q(\zeta_{6})\)
Dimension 184
Sturm bound 768

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Defining parameters

Level: \( N \) = \( 2016 = 2^{5} \cdot 3^{2} \cdot 7 \)
Weight: \( k \) = \( 2 \)
Character orbit: \([\chi]\) = 2016.cb (of order \(6\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) = \( 504 \)
Character field: \(\Q(\zeta_{6})\)
Sturm bound: \(768\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(2016, [\chi])\).

Total New Old
Modular forms 800 200 600
Cusp forms 736 184 552
Eisenstein series 64 16 48

Trace form

\( 184q + 2q^{3} - 2q^{9} + O(q^{10}) \) \( 184q + 2q^{3} - 2q^{9} + 6q^{11} + 4q^{19} - 74q^{25} + 8q^{27} - 14q^{33} - 30q^{35} - 12q^{41} + 4q^{43} - 2q^{49} + 34q^{51} + 4q^{57} + 4q^{67} - 4q^{73} - 30q^{75} + 14q^{81} + 72q^{83} - 24q^{89} + 36q^{91} - 4q^{97} - 10q^{99} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(2016, [\chi])\) into newform subspaces

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

Decomposition of \(S_{2}^{\mathrm{old}}(2016, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(2016, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(504, [\chi])\)\(^{\oplus 3}\)

Hecke Characteristic Polynomials

There are no characteristic polynomials of Hecke operators in the database