Space of modular forms of level 483, weight 2, and Character 483.y

• Label: 483.2.y
• Level: $483$
• Weight: $2$
• Character orbit: 483.y
• Rep. character: $\chi_{483}(4,\cdot)$
• Character field: $\Q(\zeta_{33})$
• Dimension: $640$
• Newform subspaces: $2$
• Sturm bound: $128$
• Trace bound: $3$

Defining parameters

Level:	\( N \)	\(=\)	\( 483 = 3 \cdot 7 \cdot 23 \)
Weight:	\( k \)	\(=\)	\( 2 \)
Character orbit:	\([\chi]\)	\(=\)	483.y (of order \(33\) and degree \(20\))
Character conductor:	\(\operatorname{cond}(\chi)\)	\(=\)	\( 161 \)
Character field:			\(\Q(\zeta_{33})\)
Newform subspaces:			\( 2 \)
Sturm bound:			\(128\)
Trace bound:			\(3\)
Distinguishing \(T_p\):			\(2\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(483, [\chi])\).

	Total	New	Old
Modular forms	1360	640	720
Cusp forms	1200	640	560
Eisenstein series	160	0	160

Trace form

\( 640 q + 4 q^{2} + 36 q^{4} - 4 q^{5} + 4 q^{7} - 24 q^{8} + 32 q^{9} + O(q^{10}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(483, [\chi])\) into newform subspaces

Label	Level	Weight	Char	Prim	Char order	Dim	Rel. Dim	$A$	Field	CM	Self-dual	Inner twists	Rank*	Traces				Coefficient ring index	Sato-Tate	$q$-expansion
														$a_{2}$	$a_{3}$	$a_{5}$	$a_{7}$
483.2.y.a	$483$	$2$	483.y	161.m	$33$	$320$	$16$	$3.857$		None		$4$	$0$	\(2\)	\(-16\)	\(-2\)	\(2\)		$\mathrm{SU}(2)[C_{33}]$
483.2.y.b	$483$	$2$	483.y	161.m	$33$	$320$	$16$	$3.857$		None		$4$	$0$	\(2\)	\(16\)	\(-2\)	\(2\)		$\mathrm{SU}(2)[C_{33}]$

Decomposition of \(S_{2}^{\mathrm{old}}(483, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(483, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(161, [\chi])\)\(^{\oplus 2}\)