Properties

Label 2-864-4.3-c2-0-17
Degree $2$
Conductor $864$
Sign $0.707 - 0.707i$
Analytic cond. $23.5422$
Root an. cond. $4.85204$
Motivic weight $2$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 6.42·5-s + 13.8i·7-s − 13.0i·11-s + 7.16·13-s + 31.5·17-s − 16.4i·19-s + 16.9i·23-s + 16.2·25-s − 42.4·29-s + 29.6i·31-s + 88.6i·35-s + 39.3·37-s + 39.8·41-s − 16.3i·43-s + 57.8i·47-s + ⋯
L(s)  = 1  + 1.28·5-s + 1.97i·7-s − 1.18i·11-s + 0.551·13-s + 1.85·17-s − 0.867i·19-s + 0.738i·23-s + 0.649·25-s − 1.46·29-s + 0.957i·31-s + 2.53i·35-s + 1.06·37-s + 0.972·41-s − 0.379i·43-s + 1.23i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 864 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.707 - 0.707i)\, \overline{\Lambda}(3-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 864 ^{s/2} \, \Gamma_{\C}(s+1) \, L(s)\cr =\mathstrut & (0.707 - 0.707i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(864\)    =    \(2^{5} \cdot 3^{3}\)
Sign: $0.707 - 0.707i$
Analytic conductor: \(23.5422\)
Root analytic conductor: \(4.85204\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{864} (703, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 864,\ (\ :1),\ 0.707 - 0.707i)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.564117097\)
\(L(\frac12)\) \(\approx\) \(2.564117097\)
\(L(2)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
good5 \( 1 - 6.42T + 25T^{2} \)
7 \( 1 - 13.8iT - 49T^{2} \)
11 \( 1 + 13.0iT - 121T^{2} \)
13 \( 1 - 7.16T + 169T^{2} \)
17 \( 1 - 31.5T + 289T^{2} \)
19 \( 1 + 16.4iT - 361T^{2} \)
23 \( 1 - 16.9iT - 529T^{2} \)
29 \( 1 + 42.4T + 841T^{2} \)
31 \( 1 - 29.6iT - 961T^{2} \)
37 \( 1 - 39.3T + 1.36e3T^{2} \)
41 \( 1 - 39.8T + 1.68e3T^{2} \)
43 \( 1 + 16.3iT - 1.84e3T^{2} \)
47 \( 1 - 57.8iT - 2.20e3T^{2} \)
53 \( 1 - 46.4T + 2.80e3T^{2} \)
59 \( 1 - 14.2iT - 3.48e3T^{2} \)
61 \( 1 + 63.7T + 3.72e3T^{2} \)
67 \( 1 - 32.5iT - 4.48e3T^{2} \)
71 \( 1 - 22.4iT - 5.04e3T^{2} \)
73 \( 1 - 24.9T + 5.32e3T^{2} \)
79 \( 1 + 61.9iT - 6.24e3T^{2} \)
83 \( 1 - 44.7iT - 6.88e3T^{2} \)
89 \( 1 + 1.95T + 7.92e3T^{2} \)
97 \( 1 + 44.5T + 9.40e3T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−9.814798149810645626506769736236, −9.211056323185698171536615181564, −8.669134579402503089542018076437, −7.63582206737882501432994772955, −6.08274367943135548372445645943, −5.82382679524226257283543565575, −5.20972176051490672619686792421, −3.33465346679098523431541163866, −2.52993161524176495398574646786, −1.34423008039321098093532495255, 0.970787251987885747050204863921, 1.95116998155977827207199411939, 3.55465071864296178255212780284, 4.37930910920472805701383197665, 5.56272093782758336505855160004, 6.36703201665829297137078423510, 7.42410915360016556246168991775, 7.85436375021231226255957942420, 9.395046711522425769241882114063, 10.01725283250512195756947645440

Graph of the $Z$-function along the critical line