# Properties

 Label 441.2.i.a Level $441$ Weight $2$ Character orbit 441.i Analytic conductor $3.521$ Analytic rank $0$ Dimension $2$ CM no Inner twists $2$

# Related objects

## Newspace parameters

 Level: $$N$$ $$=$$ $$441 = 3^{2} \cdot 7^{2}$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 441.i (of order $$6$$, degree $$2$$, not minimal)

## Newform invariants

 Self dual: no Analytic conductor: $$3.52140272914$$ Analytic rank: $$0$$ Dimension: $$2$$ Coefficient field: $$\Q(\sqrt{-3})$$ Defining polynomial: $$x^{2} - x + 1$$ Coefficient ring: $$\Z[a_1, \ldots, a_{5}]$$ Coefficient ring index: $$1$$ Twist minimal: no (minimal twist has level 63) Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

## $q$-expansion

Coefficients of the $$q$$-expansion are expressed in terms of a primitive root of unity $$\zeta_{6}$$. We also show the integral $$q$$-expansion of the trace form.

 $$f(q)$$ $$=$$ $$q + ( 1 - 2 \zeta_{6} ) q^{2} + ( -1 + 2 \zeta_{6} ) q^{3} - q^{4} + ( 3 - 3 \zeta_{6} ) q^{5} + 3 q^{6} + ( 1 - 2 \zeta_{6} ) q^{8} -3 q^{9} +O(q^{10})$$ $$q + ( 1 - 2 \zeta_{6} ) q^{2} + ( -1 + 2 \zeta_{6} ) q^{3} - q^{4} + ( 3 - 3 \zeta_{6} ) q^{5} + 3 q^{6} + ( 1 - 2 \zeta_{6} ) q^{8} -3 q^{9} + ( -3 - 3 \zeta_{6} ) q^{10} + ( 2 - \zeta_{6} ) q^{11} + ( 1 - 2 \zeta_{6} ) q^{12} + ( -2 + \zeta_{6} ) q^{13} + ( 3 + 3 \zeta_{6} ) q^{15} -5 q^{16} + ( 3 - 3 \zeta_{6} ) q^{17} + ( -3 + 6 \zeta_{6} ) q^{18} + ( 6 - 3 \zeta_{6} ) q^{19} + ( -3 + 3 \zeta_{6} ) q^{20} -3 \zeta_{6} q^{22} + ( 3 + 3 \zeta_{6} ) q^{23} + 3 q^{24} -4 \zeta_{6} q^{25} + 3 \zeta_{6} q^{26} + ( 3 - 6 \zeta_{6} ) q^{27} + ( -3 - 3 \zeta_{6} ) q^{29} + ( 9 - 9 \zeta_{6} ) q^{30} + ( -2 + 4 \zeta_{6} ) q^{31} + ( -3 + 6 \zeta_{6} ) q^{32} + 3 \zeta_{6} q^{33} + ( -3 - 3 \zeta_{6} ) q^{34} + 3 q^{36} -7 \zeta_{6} q^{37} -9 \zeta_{6} q^{38} -3 \zeta_{6} q^{39} + ( -3 - 3 \zeta_{6} ) q^{40} + 3 \zeta_{6} q^{41} + ( -1 + \zeta_{6} ) q^{43} + ( -2 + \zeta_{6} ) q^{44} + ( -9 + 9 \zeta_{6} ) q^{45} + ( 9 - 9 \zeta_{6} ) q^{46} + ( 5 - 10 \zeta_{6} ) q^{48} + ( -8 + 4 \zeta_{6} ) q^{50} + ( 3 + 3 \zeta_{6} ) q^{51} + ( 2 - \zeta_{6} ) q^{52} + ( 5 + 5 \zeta_{6} ) q^{53} -9 q^{54} + ( 3 - 6 \zeta_{6} ) q^{55} + 9 \zeta_{6} q^{57} + ( -9 + 9 \zeta_{6} ) q^{58} + ( -3 - 3 \zeta_{6} ) q^{60} + ( -8 + 16 \zeta_{6} ) q^{61} + 6 q^{62} - q^{64} + ( -3 + 6 \zeta_{6} ) q^{65} + ( 6 - 3 \zeta_{6} ) q^{66} -4 q^{67} + ( -3 + 3 \zeta_{6} ) q^{68} + ( -9 + 9 \zeta_{6} ) q^{69} + ( -2 + 4 \zeta_{6} ) q^{71} + ( -3 + 6 \zeta_{6} ) q^{72} + ( 3 + 3 \zeta_{6} ) q^{73} + ( -14 + 7 \zeta_{6} ) q^{74} + ( 8 - 4 \zeta_{6} ) q^{75} + ( -6 + 3 \zeta_{6} ) q^{76} + ( -6 + 3 \zeta_{6} ) q^{78} + 8 q^{79} + ( -15 + 15 \zeta_{6} ) q^{80} + 9 q^{81} + ( 6 - 3 \zeta_{6} ) q^{82} + ( -15 + 15 \zeta_{6} ) q^{83} -9 \zeta_{6} q^{85} + ( 1 + \zeta_{6} ) q^{86} + ( 9 - 9 \zeta_{6} ) q^{87} -3 \zeta_{6} q^{88} + 3 \zeta_{6} q^{89} + ( 9 + 9 \zeta_{6} ) q^{90} + ( -3 - 3 \zeta_{6} ) q^{92} -6 q^{93} + ( 9 - 18 \zeta_{6} ) q^{95} -9 q^{96} + ( -1 - \zeta_{6} ) q^{97} + ( -6 + 3 \zeta_{6} ) q^{99} +O(q^{100})$$ $$\operatorname{Tr}(f)(q)$$ $$=$$ $$2q - 2q^{4} + 3q^{5} + 6q^{6} - 6q^{9} + O(q^{10})$$ $$2q - 2q^{4} + 3q^{5} + 6q^{6} - 6q^{9} - 9q^{10} + 3q^{11} - 3q^{13} + 9q^{15} - 10q^{16} + 3q^{17} + 9q^{19} - 3q^{20} - 3q^{22} + 9q^{23} + 6q^{24} - 4q^{25} + 3q^{26} - 9q^{29} + 9q^{30} + 3q^{33} - 9q^{34} + 6q^{36} - 7q^{37} - 9q^{38} - 3q^{39} - 9q^{40} + 3q^{41} - q^{43} - 3q^{44} - 9q^{45} + 9q^{46} - 12q^{50} + 9q^{51} + 3q^{52} + 15q^{53} - 18q^{54} + 9q^{57} - 9q^{58} - 9q^{60} + 12q^{62} - 2q^{64} + 9q^{66} - 8q^{67} - 3q^{68} - 9q^{69} + 9q^{73} - 21q^{74} + 12q^{75} - 9q^{76} - 9q^{78} + 16q^{79} - 15q^{80} + 18q^{81} + 9q^{82} - 15q^{83} - 9q^{85} + 3q^{86} + 9q^{87} - 3q^{88} + 3q^{89} + 27q^{90} - 9q^{92} - 12q^{93} - 18q^{96} - 3q^{97} - 9q^{99} + O(q^{100})$$

## Character values

We give the values of $$\chi$$ on generators for $$\left(\mathbb{Z}/441\mathbb{Z}\right)^\times$$.

 $$n$$ $$199$$ $$344$$ $$\chi(n)$$ $$\zeta_{6}$$ $$\zeta_{6}$$

## Embeddings

For each embedding $$\iota_m$$ of the coefficient field, the values $$\iota_m(a_n)$$ are shown below.

For more information on an embedded modular form you can click on its label.

Label $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
68.1
 0.5 − 0.866025i 0.5 + 0.866025i
1.73205i 1.73205i −1.00000 1.50000 + 2.59808i 3.00000 0 1.73205i −3.00000 −4.50000 + 2.59808i
227.1 1.73205i 1.73205i −1.00000 1.50000 2.59808i 3.00000 0 1.73205i −3.00000 −4.50000 2.59808i
 $$n$$: e.g. 2-40 or 990-1000 Significant digits: Format: Complex embeddings Normalized embeddings Satake parameters Satake angles

## Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
63.i even 6 1 inner

## Twists

By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 441.2.i.a 2
3.b odd 2 1 1323.2.i.a 2
7.b odd 2 1 63.2.i.a 2
7.c even 3 1 63.2.s.a yes 2
7.c even 3 1 441.2.o.b 2
7.d odd 6 1 441.2.o.a 2
7.d odd 6 1 441.2.s.a 2
9.c even 3 1 1323.2.s.a 2
9.d odd 6 1 441.2.s.a 2
21.c even 2 1 189.2.i.a 2
21.g even 6 1 1323.2.o.b 2
21.g even 6 1 1323.2.s.a 2
21.h odd 6 1 189.2.s.a 2
21.h odd 6 1 1323.2.o.a 2
28.d even 2 1 1008.2.ca.a 2
28.g odd 6 1 1008.2.df.a 2
63.g even 3 1 567.2.p.b 2
63.g even 3 1 1323.2.o.b 2
63.h even 3 1 189.2.i.a 2
63.i even 6 1 inner 441.2.i.a 2
63.j odd 6 1 63.2.i.a 2
63.k odd 6 1 1323.2.o.a 2
63.l odd 6 1 189.2.s.a 2
63.l odd 6 1 567.2.p.a 2
63.n odd 6 1 441.2.o.a 2
63.n odd 6 1 567.2.p.a 2
63.o even 6 1 63.2.s.a yes 2
63.o even 6 1 567.2.p.b 2
63.s even 6 1 441.2.o.b 2
63.t odd 6 1 1323.2.i.a 2
84.h odd 2 1 3024.2.ca.a 2
84.n even 6 1 3024.2.df.a 2
252.s odd 6 1 1008.2.df.a 2
252.u odd 6 1 3024.2.ca.a 2
252.bb even 6 1 1008.2.ca.a 2
252.bi even 6 1 3024.2.df.a 2

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
63.2.i.a 2 7.b odd 2 1
63.2.i.a 2 63.j odd 6 1
63.2.s.a yes 2 7.c even 3 1
63.2.s.a yes 2 63.o even 6 1
189.2.i.a 2 21.c even 2 1
189.2.i.a 2 63.h even 3 1
189.2.s.a 2 21.h odd 6 1
189.2.s.a 2 63.l odd 6 1
441.2.i.a 2 1.a even 1 1 trivial
441.2.i.a 2 63.i even 6 1 inner
441.2.o.a 2 7.d odd 6 1
441.2.o.a 2 63.n odd 6 1
441.2.o.b 2 7.c even 3 1
441.2.o.b 2 63.s even 6 1
441.2.s.a 2 7.d odd 6 1
441.2.s.a 2 9.d odd 6 1
567.2.p.a 2 63.l odd 6 1
567.2.p.a 2 63.n odd 6 1
567.2.p.b 2 63.g even 3 1
567.2.p.b 2 63.o even 6 1
1008.2.ca.a 2 28.d even 2 1
1008.2.ca.a 2 252.bb even 6 1
1008.2.df.a 2 28.g odd 6 1
1008.2.df.a 2 252.s odd 6 1
1323.2.i.a 2 3.b odd 2 1
1323.2.i.a 2 63.t odd 6 1
1323.2.o.a 2 21.h odd 6 1
1323.2.o.a 2 63.k odd 6 1
1323.2.o.b 2 21.g even 6 1
1323.2.o.b 2 63.g even 3 1
1323.2.s.a 2 9.c even 3 1
1323.2.s.a 2 21.g even 6 1
3024.2.ca.a 2 84.h odd 2 1
3024.2.ca.a 2 252.u odd 6 1
3024.2.df.a 2 84.n even 6 1
3024.2.df.a 2 252.bi even 6 1

## Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator $$T_{2}^{2} + 3$$ acting on $$S_{2}^{\mathrm{new}}(441, [\chi])$$.

## Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$3 + T^{2}$$
$3$ $$3 + T^{2}$$
$5$ $$9 - 3 T + T^{2}$$
$7$ $$T^{2}$$
$11$ $$3 - 3 T + T^{2}$$
$13$ $$3 + 3 T + T^{2}$$
$17$ $$9 - 3 T + T^{2}$$
$19$ $$27 - 9 T + T^{2}$$
$23$ $$27 - 9 T + T^{2}$$
$29$ $$27 + 9 T + T^{2}$$
$31$ $$12 + T^{2}$$
$37$ $$49 + 7 T + T^{2}$$
$41$ $$9 - 3 T + T^{2}$$
$43$ $$1 + T + T^{2}$$
$47$ $$T^{2}$$
$53$ $$75 - 15 T + T^{2}$$
$59$ $$T^{2}$$
$61$ $$192 + T^{2}$$
$67$ $$( 4 + T )^{2}$$
$71$ $$12 + T^{2}$$
$73$ $$27 - 9 T + T^{2}$$
$79$ $$( -8 + T )^{2}$$
$83$ $$225 + 15 T + T^{2}$$
$89$ $$9 - 3 T + T^{2}$$
$97$ $$3 + 3 T + T^{2}$$