Properties

Label 1692.2.j
Level $1692$
Weight $2$
Character orbit 1692.j
Rep. character $\chi_{1692}(281,\cdot)$
Character field $\Q(\zeta_{6})$
Dimension $96$
Newform subspaces $1$
Sturm bound $576$
Trace bound $0$

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Defining parameters

Level: \( N \) \(=\) \( 1692 = 2^{2} \cdot 3^{2} \cdot 47 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1692.j (of order \(6\) and degree \(2\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 423 \)
Character field: \(\Q(\zeta_{6})\)
Newform subspaces: \( 1 \)
Sturm bound: \(576\)
Trace bound: \(0\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(1692, [\chi])\).

Total New Old
Modular forms 588 96 492
Cusp forms 564 96 468
Eisenstein series 24 0 24

Trace form

\( 96 q + 2 q^{3} - 2 q^{9} + O(q^{10}) \) \( 96 q + 2 q^{3} - 2 q^{9} - 4 q^{21} - 54 q^{25} + 32 q^{27} - 12 q^{37} - 27 q^{47} - 60 q^{49} - 18 q^{51} - 12 q^{55} + 24 q^{59} - 12 q^{61} + 10 q^{63} + 24 q^{65} - 8 q^{75} - 12 q^{79} + 38 q^{81} + 42 q^{83} + 60 q^{95} + 6 q^{97} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(1692, [\chi])\) into newform subspaces

Label Char Prim Dim $A$ Field CM Traces Sato-Tate $q$-expansion
$a_{2}$ $a_{3}$ $a_{5}$ $a_{7}$
1692.2.j.a 1692.j 423.g $96$ $13.511$ None \(0\) \(2\) \(0\) \(0\) $\mathrm{SU}(2)[C_{6}]$

Decomposition of \(S_{2}^{\mathrm{old}}(1692, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(1692, [\chi]) \simeq \) \(S_{2}^{\mathrm{new}}(423, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(846, [\chi])\)\(^{\oplus 2}\)