Properties

Label 882.4.g.bf
Level $882$
Weight $4$
Character orbit 882.g
Analytic conductor $52.040$
Analytic rank $0$
Dimension $4$
CM no
Inner twists $2$

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Newspace parameters

Level: \( N \) \(=\) \( 882 = 2 \cdot 3^{2} \cdot 7^{2} \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 882.g (of order \(3\), degree \(2\), not minimal)

Newform invariants

Self dual: no
Analytic conductor: \(52.0396846251\)
Analytic rank: \(0\)
Dimension: \(4\)
Relative dimension: \(2\) over \(\Q(\zeta_{3})\)
Coefficient field: \(\Q(\sqrt{-3}, \sqrt{1345})\)
Defining polynomial: \(x^{4} - x^{3} + 337 x^{2} + 336 x + 112896\)
Coefficient ring: \(\Z[a_1, \ldots, a_{19}]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 42)
Sato-Tate group: $\mathrm{SU}(2)[C_{3}]$

$q$-expansion

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + 2 \beta_{2} q^{2} + ( -4 + 4 \beta_{2} ) q^{4} + ( -\beta_{1} - 2 \beta_{2} ) q^{5} -8 q^{8} +O(q^{10})\) \( q + 2 \beta_{2} q^{2} + ( -4 + 4 \beta_{2} ) q^{4} + ( -\beta_{1} - 2 \beta_{2} ) q^{5} -8 q^{8} + ( 6 - 2 \beta_{1} - 4 \beta_{2} - 2 \beta_{3} ) q^{10} + ( 33 + \beta_{1} - 34 \beta_{2} + \beta_{3} ) q^{11} + ( -20 - \beta_{3} ) q^{13} -16 \beta_{2} q^{16} + ( 48 - 4 \beta_{1} - 44 \beta_{2} - 4 \beta_{3} ) q^{17} + ( -3 \beta_{1} + 23 \beta_{2} ) q^{19} + ( 12 - 4 \beta_{3} ) q^{20} + ( 66 + 2 \beta_{3} ) q^{22} + ( -4 \beta_{1} + 76 \beta_{2} ) q^{23} + ( -220 + 5 \beta_{1} + 215 \beta_{2} + 5 \beta_{3} ) q^{25} + ( 2 \beta_{1} - 42 \beta_{2} ) q^{26} + ( -33 - 11 \beta_{3} ) q^{29} + ( -259 - 2 \beta_{1} + 261 \beta_{2} - 2 \beta_{3} ) q^{31} + ( 32 - 32 \beta_{2} ) q^{32} + ( 96 - 8 \beta_{3} ) q^{34} + ( -9 \beta_{1} + \beta_{2} ) q^{37} + ( -40 - 6 \beta_{1} + 46 \beta_{2} - 6 \beta_{3} ) q^{38} + ( 8 \beta_{1} + 16 \beta_{2} ) q^{40} + ( -216 + 6 \beta_{3} ) q^{41} + ( -46 - 15 \beta_{3} ) q^{43} + ( -4 \beta_{1} + 136 \beta_{2} ) q^{44} + ( -144 - 8 \beta_{1} + 152 \beta_{2} - 8 \beta_{3} ) q^{46} + ( -12 \beta_{1} - 282 \beta_{2} ) q^{47} + ( -440 + 10 \beta_{3} ) q^{50} + ( 80 + 4 \beta_{1} - 84 \beta_{2} + 4 \beta_{3} ) q^{52} + ( -123 + 3 \beta_{1} + 120 \beta_{2} + 3 \beta_{3} ) q^{53} + ( 237 + 31 \beta_{3} ) q^{55} + ( 22 \beta_{1} - 88 \beta_{2} ) q^{58} + ( -9 + 25 \beta_{1} - 16 \beta_{2} + 25 \beta_{3} ) q^{59} + ( -4 \beta_{1} + 114 \beta_{2} ) q^{61} + ( -518 - 4 \beta_{3} ) q^{62} + 64 q^{64} + ( 18 \beta_{1} - 294 \beta_{2} ) q^{65} + ( -338 - 11 \beta_{1} + 349 \beta_{2} - 11 \beta_{3} ) q^{67} + ( 16 \beta_{1} + 176 \beta_{2} ) q^{68} + ( -246 + 20 \beta_{3} ) q^{71} + ( -478 + 35 \beta_{1} + 443 \beta_{2} + 35 \beta_{3} ) q^{73} + ( 16 - 18 \beta_{1} + 2 \beta_{2} - 18 \beta_{3} ) q^{74} + ( -80 - 12 \beta_{3} ) q^{76} + ( -8 \beta_{1} + 267 \beta_{2} ) q^{79} + ( -48 + 16 \beta_{1} + 32 \beta_{2} + 16 \beta_{3} ) q^{80} + ( -12 \beta_{1} - 420 \beta_{2} ) q^{82} + ( -123 + 25 \beta_{3} ) q^{83} + ( -1488 + 56 \beta_{3} ) q^{85} + ( 30 \beta_{1} - 122 \beta_{2} ) q^{86} + ( -264 - 8 \beta_{1} + 272 \beta_{2} - 8 \beta_{3} ) q^{88} + ( 42 \beta_{1} - 408 \beta_{2} ) q^{89} + ( -288 - 16 \beta_{3} ) q^{92} + ( 588 - 24 \beta_{1} - 564 \beta_{2} - 24 \beta_{3} ) q^{94} + ( -948 - 14 \beta_{1} + 962 \beta_{2} - 14 \beta_{3} ) q^{95} + ( -959 - 35 \beta_{3} ) q^{97} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4q + 4q^{2} - 8q^{4} - 5q^{5} - 32q^{8} + O(q^{10}) \) \( 4q + 4q^{2} - 8q^{4} - 5q^{5} - 32q^{8} + 10q^{10} + 67q^{11} - 82q^{13} - 32q^{16} + 92q^{17} + 43q^{19} + 40q^{20} + 268q^{22} + 148q^{23} - 435q^{25} - 82q^{26} - 154q^{29} - 520q^{31} + 64q^{32} + 368q^{34} - 7q^{37} - 86q^{38} + 40q^{40} - 852q^{41} - 214q^{43} + 268q^{44} - 296q^{46} - 576q^{47} - 1740q^{50} + 164q^{52} - 243q^{53} + 1010q^{55} - 154q^{58} + 7q^{59} + 224q^{61} - 2080q^{62} + 256q^{64} - 570q^{65} - 687q^{67} + 368q^{68} - 944q^{71} - 921q^{73} + 14q^{74} - 344q^{76} + 526q^{79} - 80q^{80} - 852q^{82} - 442q^{83} - 5840q^{85} - 214q^{86} - 536q^{88} - 774q^{89} - 1184q^{92} + 1152q^{94} - 1910q^{95} - 3906q^{97} + O(q^{100}) \)

Basis of coefficient ring in terms of a root \(\nu\) of \(x^{4} - x^{3} + 337 x^{2} + 336 x + 112896\):

\(\beta_{0}\)\(=\)\( 1 \)
\(\beta_{1}\)\(=\)\( \nu \)
\(\beta_{2}\)\(=\)\((\)\( -\nu^{3} + 337 \nu^{2} - 337 \nu + 112896 \)\()/113232\)
\(\beta_{3}\)\(=\)\((\)\( \nu^{3} + 673 \)\()/337\)
\(1\)\(=\)\(\beta_0\)
\(\nu\)\(=\)\(\beta_{1}\)
\(\nu^{2}\)\(=\)\(\beta_{3} + 336 \beta_{2} + \beta_{1} - 337\)
\(\nu^{3}\)\(=\)\(337 \beta_{3} - 673\)

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/882\mathbb{Z}\right)^\times\).

\(n\) \(199\) \(785\)
\(\chi(n)\) \(-\beta_{2}\) \(1\)

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 \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
361.1
9.41856 + 16.3134i
−8.91856 15.4474i
9.41856 16.3134i
−8.91856 + 15.4474i
1.00000 + 1.73205i 0 −2.00000 + 3.46410i −10.4186 18.0455i 0 0 −8.00000 0 20.8371 36.0910i
361.2 1.00000 + 1.73205i 0 −2.00000 + 3.46410i 7.91856 + 13.7153i 0 0 −8.00000 0 −15.8371 + 27.4307i
667.1 1.00000 1.73205i 0 −2.00000 3.46410i −10.4186 + 18.0455i 0 0 −8.00000 0 20.8371 + 36.0910i
667.2 1.00000 1.73205i 0 −2.00000 3.46410i 7.91856 13.7153i 0 0 −8.00000 0 −15.8371 27.4307i
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
7.c even 3 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 882.4.g.bf 4
3.b odd 2 1 294.4.e.l 4
7.b odd 2 1 126.4.g.g 4
7.c even 3 1 882.4.a.z 2
7.c even 3 1 inner 882.4.g.bf 4
7.d odd 6 1 126.4.g.g 4
7.d odd 6 1 882.4.a.v 2
21.c even 2 1 42.4.e.c 4
21.g even 6 1 42.4.e.c 4
21.g even 6 1 294.4.a.n 2
21.h odd 6 1 294.4.a.m 2
21.h odd 6 1 294.4.e.l 4
84.h odd 2 1 336.4.q.j 4
84.j odd 6 1 336.4.q.j 4
84.j odd 6 1 2352.4.a.bq 2
84.n even 6 1 2352.4.a.ca 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
42.4.e.c 4 21.c even 2 1
42.4.e.c 4 21.g even 6 1
126.4.g.g 4 7.b odd 2 1
126.4.g.g 4 7.d odd 6 1
294.4.a.m 2 21.h odd 6 1
294.4.a.n 2 21.g even 6 1
294.4.e.l 4 3.b odd 2 1
294.4.e.l 4 21.h odd 6 1
336.4.q.j 4 84.h odd 2 1
336.4.q.j 4 84.j odd 6 1
882.4.a.v 2 7.d odd 6 1
882.4.a.z 2 7.c even 3 1
882.4.g.bf 4 1.a even 1 1 trivial
882.4.g.bf 4 7.c even 3 1 inner
2352.4.a.bq 2 84.j odd 6 1
2352.4.a.ca 2 84.n even 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{4}^{\mathrm{new}}(882, [\chi])\):

\( T_{5}^{4} + 5 T_{5}^{3} + 355 T_{5}^{2} - 1650 T_{5} + 108900 \)
\( T_{11}^{4} - 67 T_{11}^{3} + 3703 T_{11}^{2} - 52662 T_{11} + 617796 \)
\( T_{13}^{2} + 41 T_{13} + 84 \)

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( ( 4 - 2 T + T^{2} )^{2} \)
$3$ \( T^{4} \)
$5$ \( 108900 - 1650 T + 355 T^{2} + 5 T^{3} + T^{4} \)
$7$ \( T^{4} \)
$11$ \( 617796 - 52662 T + 3703 T^{2} - 67 T^{3} + T^{4} \)
$13$ \( ( 84 + 41 T + T^{2} )^{2} \)
$17$ \( 10653696 + 300288 T + 11728 T^{2} - 92 T^{3} + T^{4} \)
$19$ \( 6574096 + 110252 T + 4413 T^{2} - 43 T^{3} + T^{4} \)
$23$ \( 9216 - 14208 T + 21808 T^{2} - 148 T^{3} + T^{4} \)
$29$ \( ( -39204 + 77 T + T^{2} )^{2} \)
$31$ \( 4389725025 + 34452600 T + 204145 T^{2} + 520 T^{3} + T^{4} \)
$37$ \( 741146176 - 190568 T + 27273 T^{2} + 7 T^{3} + T^{4} \)
$41$ \( ( 33264 + 426 T + T^{2} )^{2} \)
$43$ \( ( -72794 + 107 T + T^{2} )^{2} \)
$47$ \( 1191906576 + 19885824 T + 297252 T^{2} + 576 T^{3} + T^{4} \)
$53$ \( 137733696 + 2851848 T + 47313 T^{2} + 243 T^{3} + T^{4} \)
$59$ \( 44160500736 + 1471008 T + 210193 T^{2} - 7 T^{3} + T^{4} \)
$61$ \( 51322896 - 1604736 T + 43012 T^{2} - 224 T^{3} + T^{4} \)
$67$ \( 5976217636 + 53109222 T + 394663 T^{2} + 687 T^{3} + T^{4} \)
$71$ \( ( -78804 + 472 T + T^{2} )^{2} \)
$73$ \( 39938423716 - 184058166 T + 1048087 T^{2} + 921 T^{3} + T^{4} \)
$79$ \( 2270427201 - 25063374 T + 229027 T^{2} - 526 T^{3} + T^{4} \)
$83$ \( ( -197946 + 221 T + T^{2} )^{2} \)
$89$ \( 196582277376 - 343173024 T + 1042452 T^{2} + 774 T^{3} + T^{4} \)
$97$ \( ( 541646 + 1953 T + T^{2} )^{2} \)
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