Properties

Label 546.2.o.a
Level $546$
Weight $2$
Character orbit 546.o
Analytic conductor $4.360$
Analytic rank $0$
Dimension $8$
CM no
Inner twists $2$

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Newspace parameters

Level: \( N \) \(=\) \( 546 = 2 \cdot 3 \cdot 7 \cdot 13 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 546.o (of order \(4\), degree \(2\), minimal)

Newform invariants

Self dual: no
Analytic conductor: \(4.35983195036\)
Analytic rank: \(0\)
Dimension: \(8\)
Relative dimension: \(4\) over \(\Q(i)\)
Coefficient field: 8.0.7442857984.4
Defining polynomial: \(x^{8} + 26 x^{6} + 205 x^{4} + 540 x^{2} + 324\)
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{4}]$

$q$-expansion

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{7}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q -\beta_{2} q^{2} -\beta_{6} q^{3} + \beta_{6} q^{4} + ( -1 + \beta_{5} + \beta_{7} ) q^{5} + \beta_{4} q^{6} + ( -\beta_{1} - \beta_{3} ) q^{7} -\beta_{4} q^{8} - q^{9} +O(q^{10})\) \( q -\beta_{2} q^{2} -\beta_{6} q^{3} + \beta_{6} q^{4} + ( -1 + \beta_{5} + \beta_{7} ) q^{5} + \beta_{4} q^{6} + ( -\beta_{1} - \beta_{3} ) q^{7} -\beta_{4} q^{8} - q^{9} + ( -\beta_{1} + \beta_{2} - \beta_{3} - \beta_{4} + \beta_{5} + \beta_{7} ) q^{10} + ( -1 - \beta_{1} + \beta_{5} + \beta_{6} ) q^{11} + q^{12} + ( 2 + 3 \beta_{6} ) q^{13} + ( \beta_{4} - \beta_{5} + \beta_{6} ) q^{14} + ( 1 + \beta_{1} + \beta_{3} - \beta_{7} ) q^{15} - q^{16} + ( -2 + 3 \beta_{2} - 3 \beta_{4} + \beta_{7} ) q^{17} + \beta_{2} q^{18} + ( -2 \beta_{1} + 3 \beta_{5} - \beta_{6} + \beta_{7} ) q^{19} + ( -1 - \beta_{1} - \beta_{3} + \beta_{7} ) q^{20} + ( -1 - \beta_{1} + \beta_{5} + \beta_{7} ) q^{21} + ( \beta_{2} - \beta_{4} + \beta_{7} ) q^{22} + ( -3 \beta_{2} + \beta_{3} - 3 \beta_{4} + \beta_{5} - 3 \beta_{6} ) q^{23} -\beta_{2} q^{24} + ( -\beta_{1} + 3 \beta_{2} + 3 \beta_{4} - 2 \beta_{6} ) q^{25} + ( -2 \beta_{2} - 3 \beta_{4} ) q^{26} + \beta_{6} q^{27} + ( 1 + \beta_{1} - \beta_{5} - \beta_{7} ) q^{28} + ( -2 - 2 \beta_{1} + 3 \beta_{2} - 2 \beta_{3} - 3 \beta_{4} + 2 \beta_{5} + \beta_{7} ) q^{29} + ( -\beta_{2} + \beta_{3} - \beta_{4} + \beta_{5} - \beta_{6} ) q^{30} + ( 3 - \beta_{1} - 2 \beta_{6} - \beta_{7} ) q^{31} + \beta_{2} q^{32} + ( 1 + \beta_{3} + \beta_{6} ) q^{33} + ( -3 + 2 \beta_{2} - \beta_{3} - 3 \beta_{6} ) q^{34} + ( 4 + \beta_{1} - 3 \beta_{2} + 3 \beta_{4} + 3 \beta_{6} ) q^{35} -\beta_{6} q^{36} + ( -\beta_{1} - \beta_{5} + 2 \beta_{6} - 2 \beta_{7} ) q^{37} + ( -\beta_{1} - \beta_{3} + \beta_{5} + 3 \beta_{7} ) q^{38} + ( 3 - 2 \beta_{6} ) q^{39} + ( \beta_{2} - \beta_{3} + \beta_{4} - \beta_{5} + \beta_{6} ) q^{40} + ( 2 + 2 \beta_{1} + 6 \beta_{4} - 2 \beta_{5} - 2 \beta_{6} ) q^{41} + ( \beta_{2} - \beta_{3} + \beta_{7} ) q^{42} + ( -2 \beta_{1} - 3 \beta_{2} + \beta_{3} - 3 \beta_{4} + \beta_{5} + 5 \beta_{6} ) q^{43} + ( -1 - \beta_{3} - \beta_{6} ) q^{44} + ( 1 - \beta_{5} - \beta_{7} ) q^{45} + ( -3 + 2 \beta_{4} + \beta_{5} + 2 \beta_{6} + \beta_{7} ) q^{46} + ( -2 + 2 \beta_{3} - 2 \beta_{6} ) q^{47} + \beta_{6} q^{48} + ( -1 - \beta_{1} - 6 \beta_{4} + \beta_{6} + \beta_{7} ) q^{49} + ( 3 + \beta_{1} + 3 \beta_{4} - \beta_{5} - 3 \beta_{6} ) q^{50} + ( \beta_{1} - 3 \beta_{2} - 3 \beta_{4} + \beta_{6} ) q^{51} + ( -3 + 2 \beta_{6} ) q^{52} + ( -2 + 2 \beta_{1} + 2 \beta_{3} - 2 \beta_{5} - 2 \beta_{7} ) q^{53} -\beta_{4} q^{54} + ( 3 \beta_{2} - \beta_{3} + 3 \beta_{4} - \beta_{5} - \beta_{6} ) q^{55} + ( -\beta_{2} + \beta_{3} - \beta_{7} ) q^{56} + ( \beta_{1} + 3 \beta_{3} - \beta_{6} - \beta_{7} ) q^{57} + ( -3 - 2 \beta_{1} + 2 \beta_{2} - \beta_{3} - \beta_{6} + 2 \beta_{7} ) q^{58} + ( 4 + \beta_{1} - 6 \beta_{2} + 2 \beta_{3} + 3 \beta_{6} - \beta_{7} ) q^{59} + ( -1 + \beta_{5} + \beta_{7} ) q^{60} + ( \beta_{1} - 3 \beta_{2} - 3 \beta_{4} + \beta_{6} ) q^{61} + ( \beta_{1} - 3 \beta_{2} + \beta_{3} + 3 \beta_{4} - \beta_{5} ) q^{62} + ( \beta_{1} + \beta_{3} ) q^{63} -\beta_{6} q^{64} + ( -5 - 3 \beta_{1} - 3 \beta_{3} + 2 \beta_{5} + 5 \beta_{7} ) q^{65} + ( \beta_{1} - \beta_{2} - \beta_{4} - \beta_{6} ) q^{66} + ( 1 + 6 \beta_{2} - 2 \beta_{3} + \beta_{6} ) q^{67} + ( -\beta_{1} + 3 \beta_{2} + 3 \beta_{4} - \beta_{6} ) q^{68} + ( -2 + \beta_{1} - 3 \beta_{2} + \beta_{3} + 3 \beta_{4} - \beta_{5} - \beta_{7} ) q^{69} + ( 3 - \beta_{1} - 4 \beta_{2} - 4 \beta_{4} + \beta_{5} + 3 \beta_{6} ) q^{70} + ( 6 - \beta_{1} + 6 \beta_{2} - 2 \beta_{3} + 7 \beta_{6} + \beta_{7} ) q^{71} + \beta_{4} q^{72} + ( 2 \beta_{1} + \beta_{3} - 2 \beta_{6} - 2 \beta_{7} ) q^{73} + ( 2 \beta_{1} + 2 \beta_{3} - 2 \beta_{5} - \beta_{7} ) q^{74} + ( -3 + 3 \beta_{2} - 3 \beta_{4} + \beta_{7} ) q^{75} + ( -\beta_{1} - 3 \beta_{3} + \beta_{6} + \beta_{7} ) q^{76} + ( 4 + 2 \beta_{1} - 3 \beta_{2} + \beta_{3} - 3 \beta_{4} - \beta_{5} - 3 \beta_{6} ) q^{77} + ( -3 \beta_{2} + 2 \beta_{4} ) q^{78} + ( -4 + 3 \beta_{1} - 6 \beta_{2} + 3 \beta_{3} + 6 \beta_{4} - 3 \beta_{5} - 4 \beta_{7} ) q^{79} + ( 1 - \beta_{5} - \beta_{7} ) q^{80} + q^{81} + ( 6 - 2 \beta_{2} + 2 \beta_{4} - 2 \beta_{7} ) q^{82} + ( 4 - 2 \beta_{1} + 2 \beta_{5} - 4 \beta_{6} ) q^{83} + ( -\beta_{1} - \beta_{3} ) q^{84} + ( 5 + 2 \beta_{1} + 6 \beta_{4} - 7 \beta_{5} - 5 \beta_{7} ) q^{85} + ( -3 + 2 \beta_{1} - 4 \beta_{4} - \beta_{5} + 2 \beta_{6} + \beta_{7} ) q^{86} + ( -\beta_{1} - 3 \beta_{2} + 2 \beta_{3} - 3 \beta_{4} + 2 \beta_{5} + \beta_{6} ) q^{87} + ( -\beta_{1} + \beta_{2} + \beta_{4} + \beta_{6} ) q^{88} + ( 2 + 3 \beta_{1} - \beta_{6} - 3 \beta_{7} ) q^{89} + ( \beta_{1} - \beta_{2} + \beta_{3} + \beta_{4} - \beta_{5} - \beta_{7} ) q^{90} + ( 3 + \beta_{1} - 2 \beta_{3} - 3 \beta_{5} - 3 \beta_{7} ) q^{91} + ( 2 - \beta_{1} + 3 \beta_{2} - \beta_{3} - 3 \beta_{4} + \beta_{5} + \beta_{7} ) q^{92} + ( -3 - \beta_{1} - 2 \beta_{6} + \beta_{7} ) q^{93} + ( 2 \beta_{1} + 2 \beta_{2} + 2 \beta_{4} - 2 \beta_{6} ) q^{94} + ( 2 \beta_{1} + 9 \beta_{2} + \beta_{3} + 9 \beta_{4} + \beta_{5} - 9 \beta_{6} ) q^{95} -\beta_{4} q^{96} + ( -3 - 3 \beta_{1} - 6 \beta_{4} + 6 \beta_{6} - 3 \beta_{7} ) q^{97} + ( -6 + \beta_{1} + \beta_{2} - \beta_{3} - \beta_{5} ) q^{98} + ( 1 + \beta_{1} - \beta_{5} - \beta_{6} ) q^{99} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8q - 4q^{5} - 8q^{9} + O(q^{10}) \) \( 8q - 4q^{5} - 8q^{9} + 4q^{10} - 8q^{11} + 8q^{12} + 16q^{13} + 4q^{15} - 8q^{16} - 12q^{17} + 4q^{19} - 4q^{20} - 4q^{21} + 4q^{22} + 4q^{28} - 12q^{29} + 20q^{31} + 8q^{33} - 24q^{34} + 32q^{35} - 8q^{37} + 12q^{38} + 24q^{39} + 16q^{41} + 4q^{42} - 8q^{44} + 4q^{45} - 20q^{46} - 16q^{47} - 4q^{49} + 24q^{50} - 24q^{52} - 24q^{53} - 4q^{56} - 4q^{57} - 16q^{58} + 28q^{59} - 4q^{60} - 20q^{65} + 8q^{67} - 20q^{69} + 24q^{70} + 52q^{71} - 8q^{73} - 4q^{74} - 20q^{75} + 4q^{76} + 32q^{77} - 48q^{79} + 4q^{80} + 8q^{81} + 40q^{82} + 32q^{83} + 20q^{85} - 20q^{86} + 4q^{89} - 4q^{90} + 12q^{91} + 20q^{92} - 20q^{93} - 36q^{97} - 48q^{98} + 8q^{99} + O(q^{100}) \)

Basis of coefficient ring in terms of a root \(\nu\) of \(x^{8} + 26 x^{6} + 205 x^{4} + 540 x^{2} + 324\):

\(\beta_{0}\)\(=\)\( 1 \)
\(\beta_{1}\)\(=\)\( \nu \)
\(\beta_{2}\)\(=\)\((\)\( 2 \nu^{7} + 3 \nu^{6} + 52 \nu^{5} + 60 \nu^{4} + 374 \nu^{3} + 219 \nu^{2} + 612 \nu - 162 \)\()/432\)
\(\beta_{3}\)\(=\)\((\)\( -\nu^{7} + 3 \nu^{6} - 8 \nu^{5} + 24 \nu^{4} + 155 \nu^{3} - 249 \nu^{2} + 774 \nu - 810 \)\()/432\)
\(\beta_{4}\)\(=\)\((\)\( 2 \nu^{7} - 3 \nu^{6} + 52 \nu^{5} - 60 \nu^{4} + 374 \nu^{3} - 219 \nu^{2} + 612 \nu + 162 \)\()/432\)
\(\beta_{5}\)\(=\)\((\)\( -\nu^{7} - 3 \nu^{6} - 8 \nu^{5} - 24 \nu^{4} + 155 \nu^{3} + 249 \nu^{2} + 1206 \nu + 810 \)\()/432\)
\(\beta_{6}\)\(=\)\((\)\( -5 \nu^{7} - 112 \nu^{5} - 665 \nu^{3} - 954 \nu \)\()/432\)
\(\beta_{7}\)\(=\)\((\)\( \nu^{6} + 20 \nu^{4} + 97 \nu^{2} + 114 \)\()/24\)
\(1\)\(=\)\(\beta_0\)
\(\nu\)\(=\)\(\beta_{1}\)
\(\nu^{2}\)\(=\)\(\beta_{7} + 3 \beta_{4} - 3 \beta_{2} - 7\)
\(\nu^{3}\)\(=\)\(-6 \beta_{6} + 3 \beta_{5} - 6 \beta_{4} + 3 \beta_{3} - 6 \beta_{2} - 10 \beta_{1}\)
\(\nu^{4}\)\(=\)\(-13 \beta_{7} + 6 \beta_{5} - 45 \beta_{4} - 6 \beta_{3} + 45 \beta_{2} - 6 \beta_{1} + 73\)
\(\nu^{5}\)\(=\)\(114 \beta_{6} - 45 \beta_{5} + 120 \beta_{4} - 45 \beta_{3} + 120 \beta_{2} + 118 \beta_{1}\)
\(\nu^{6}\)\(=\)\(187 \beta_{7} - 120 \beta_{5} + 609 \beta_{4} + 120 \beta_{3} - 609 \beta_{2} + 120 \beta_{1} - 895\)
\(\nu^{7}\)\(=\)\(-1842 \beta_{6} + 609 \beta_{5} - 1890 \beta_{4} + 609 \beta_{3} - 1890 \beta_{2} - 1504 \beta_{1}\)

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/546\mathbb{Z}\right)^\times\).

\(n\) \(157\) \(365\) \(379\)
\(\chi(n)\) \(-1\) \(1\) \(\beta_{6}\)

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 \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
265.1
3.73923i
2.73923i
1.91681i
0.916813i
3.73923i
2.73923i
1.91681i
0.916813i
−0.707107 + 0.707107i 1.00000i 1.00000i −1.80230 1.80230i −0.707107 0.707107i 1.93693 + 1.80230i 0.707107 + 0.707107i −1.00000 2.54884
265.2 −0.707107 + 0.707107i 1.00000i 1.00000i 0.0951965 + 0.0951965i −0.707107 0.707107i −2.64404 0.0951965i 0.707107 + 0.707107i −1.00000 −0.134628
265.3 0.707107 0.707107i 1.00000i 1.00000i −2.56510 2.56510i 0.707107 + 0.707107i −0.648285 + 2.56510i −0.707107 0.707107i −1.00000 −3.62760
265.4 0.707107 0.707107i 1.00000i 1.00000i 2.27220 + 2.27220i 0.707107 + 0.707107i 1.35539 2.27220i −0.707107 0.707107i −1.00000 3.21338
307.1 −0.707107 0.707107i 1.00000i 1.00000i −1.80230 + 1.80230i −0.707107 + 0.707107i 1.93693 1.80230i 0.707107 0.707107i −1.00000 2.54884
307.2 −0.707107 0.707107i 1.00000i 1.00000i 0.0951965 0.0951965i −0.707107 + 0.707107i −2.64404 + 0.0951965i 0.707107 0.707107i −1.00000 −0.134628
307.3 0.707107 + 0.707107i 1.00000i 1.00000i −2.56510 + 2.56510i 0.707107 0.707107i −0.648285 2.56510i −0.707107 + 0.707107i −1.00000 −3.62760
307.4 0.707107 + 0.707107i 1.00000i 1.00000i 2.27220 2.27220i 0.707107 0.707107i 1.35539 + 2.27220i −0.707107 + 0.707107i −1.00000 3.21338
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 307.4
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
91.i even 4 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 546.2.o.a 8
3.b odd 2 1 1638.2.x.d 8
7.b odd 2 1 546.2.o.d yes 8
13.d odd 4 1 546.2.o.d yes 8
21.c even 2 1 1638.2.x.b 8
39.f even 4 1 1638.2.x.b 8
91.i even 4 1 inner 546.2.o.a 8
273.o odd 4 1 1638.2.x.d 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
546.2.o.a 8 1.a even 1 1 trivial
546.2.o.a 8 91.i even 4 1 inner
546.2.o.d yes 8 7.b odd 2 1
546.2.o.d yes 8 13.d odd 4 1
1638.2.x.b 8 21.c even 2 1
1638.2.x.b 8 39.f even 4 1
1638.2.x.d 8 3.b odd 2 1
1638.2.x.d 8 273.o odd 4 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \(T_{5}^{8} + \cdots\) acting on \(S_{2}^{\mathrm{new}}(546, [\chi])\).

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( ( 1 + T^{4} )^{2} \)
$3$ \( ( 1 + T^{2} )^{4} \)
$5$ \( 16 - 160 T + 800 T^{2} + 424 T^{3} + 113 T^{4} - 4 T^{5} + 8 T^{6} + 4 T^{7} + T^{8} \)
$7$ \( 2401 + 98 T^{2} + 168 T^{3} + 2 T^{4} + 24 T^{5} + 2 T^{6} + T^{8} \)
$11$ \( 64 - 192 T + 288 T^{2} - 40 T^{3} - 15 T^{4} + 16 T^{5} + 32 T^{6} + 8 T^{7} + T^{8} \)
$13$ \( ( 13 - 4 T + T^{2} )^{4} \)
$17$ \( ( -92 - 204 T - 35 T^{2} + 6 T^{3} + T^{4} )^{2} \)
$19$ \( 777924 + 74088 T + 3528 T^{2} - 2100 T^{3} + 2725 T^{4} + 184 T^{5} + 8 T^{6} - 4 T^{7} + T^{8} \)
$23$ \( 135424 + 39264 T^{2} + 3265 T^{4} + 102 T^{6} + T^{8} \)
$29$ \( ( 356 - 260 T - 67 T^{2} + 6 T^{3} + T^{4} )^{2} \)
$31$ \( 5184 - 1440 T^{3} + 2644 T^{4} - 1000 T^{5} + 200 T^{6} - 20 T^{7} + T^{8} \)
$37$ \( 777924 - 222264 T + 31752 T^{2} + 6300 T^{3} + 1045 T^{4} - 172 T^{5} + 32 T^{6} + 8 T^{7} + T^{8} \)
$41$ \( 3936256 - 2285568 T + 663552 T^{2} - 91648 T^{3} + 6672 T^{4} - 320 T^{5} + 128 T^{6} - 16 T^{7} + T^{8} \)
$43$ \( 14961424 + 983096 T^{2} + 23873 T^{4} + 254 T^{6} + T^{8} \)
$47$ \( 65536 + 98304 T + 73728 T^{2} + 5632 T^{3} + 528 T^{4} + 320 T^{5} + 128 T^{6} + 16 T^{7} + T^{8} \)
$53$ \( ( 128 - 128 T - 4 T^{2} + 12 T^{3} + T^{4} )^{2} \)
$59$ \( 73984 - 30464 T + 6272 T^{2} + 224 T^{3} + 5444 T^{4} - 2072 T^{5} + 392 T^{6} - 28 T^{7} + T^{8} \)
$61$ \( 8464 + 35176 T^{2} + 3489 T^{4} + 106 T^{6} + T^{8} \)
$67$ \( 16 + 384 T + 4608 T^{2} + 8416 T^{3} + 7752 T^{4} + 800 T^{5} + 32 T^{6} - 8 T^{7} + T^{8} \)
$71$ \( 1327104 + 2433024 T + 2230272 T^{2} - 968064 T^{3} + 187204 T^{4} - 20248 T^{5} + 1352 T^{6} - 52 T^{7} + T^{8} \)
$73$ \( 777924 - 222264 T + 31752 T^{2} + 6300 T^{3} + 1045 T^{4} - 172 T^{5} + 32 T^{6} + 8 T^{7} + T^{8} \)
$79$ \( ( -20744 - 3480 T - 2 T^{2} + 24 T^{3} + T^{4} )^{2} \)
$83$ \( 541696 + 70656 T + 4608 T^{2} - 36992 T^{3} + 21072 T^{4} - 4384 T^{5} + 512 T^{6} - 32 T^{7} + T^{8} \)
$89$ \( 45050944 + 3006976 T + 100352 T^{2} - 72608 T^{3} + 35860 T^{4} + 440 T^{5} + 8 T^{6} - 4 T^{7} + T^{8} \)
$97$ \( 485409024 + 142767360 T + 20995200 T^{2} + 1143072 T^{3} + 46980 T^{4} + 4536 T^{5} + 648 T^{6} + 36 T^{7} + T^{8} \)
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