Properties

Label 2-864-3.2-c2-0-17
Degree $2$
Conductor $864$
Sign $1$
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  − 1.88i·5-s + 10.9·7-s − 0.171i·11-s + 6.48·13-s + 27.2i·17-s + 5.32·19-s + 3.51i·23-s + 21.4·25-s − 34.8i·29-s − 26.9·31-s − 20.6i·35-s + 46.4·37-s − 23.5i·41-s − 55.1·43-s + 57.5i·47-s + ⋯
L(s)  = 1  − 0.376i·5-s + 1.56·7-s − 0.0155i·11-s + 0.498·13-s + 1.60i·17-s + 0.280·19-s + 0.152i·23-s + 0.858·25-s − 1.20i·29-s − 0.869·31-s − 0.590i·35-s + 1.25·37-s − 0.573i·41-s − 1.28·43-s + 1.22i·47-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(864\)    =    \(2^{5} \cdot 3^{3}\)
Sign: $1$
Analytic conductor: \(23.5422\)
Root analytic conductor: \(4.85204\)
Motivic weight: \(2\)
Rational: no
Arithmetic: yes
Character: $\chi_{864} (161, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 864,\ (\ :1),\ 1)\)

Particular Values

\(L(\frac{3}{2})\) \(\approx\) \(2.381194893\)
\(L(\frac12)\) \(\approx\) \(2.381194893\)
\(L(2)\) 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 \( 1 + 1.88iT - 25T^{2} \)
7 \( 1 - 10.9T + 49T^{2} \)
11 \( 1 + 0.171iT - 121T^{2} \)
13 \( 1 - 6.48T + 169T^{2} \)
17 \( 1 - 27.2iT - 289T^{2} \)
19 \( 1 - 5.32T + 361T^{2} \)
23 \( 1 - 3.51iT - 529T^{2} \)
29 \( 1 + 34.8iT - 841T^{2} \)
31 \( 1 + 26.9T + 961T^{2} \)
37 \( 1 - 46.4T + 1.36e3T^{2} \)
41 \( 1 + 23.5iT - 1.68e3T^{2} \)
43 \( 1 + 55.1T + 1.84e3T^{2} \)
47 \( 1 - 57.5iT - 2.20e3T^{2} \)
53 \( 1 - 51.7iT - 2.80e3T^{2} \)
59 \( 1 + 82.2iT - 3.48e3T^{2} \)
61 \( 1 - 79.8T + 3.72e3T^{2} \)
67 \( 1 - 44.5T + 4.48e3T^{2} \)
71 \( 1 - 41.2iT - 5.04e3T^{2} \)
73 \( 1 - 66.3T + 5.32e3T^{2} \)
79 \( 1 - 115.T + 6.24e3T^{2} \)
83 \( 1 - 36.3iT - 6.88e3T^{2} \)
89 \( 1 + 158. iT - 7.92e3T^{2} \)
97 \( 1 - 62.8T + 9.40e3T^{2} \)
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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

−10.01738907241699880327335986994, −8.943032977860955856760532365781, −8.216056693317977913035395139320, −7.71956808777231687534372253503, −6.41639792472371661823336492738, −5.48885147796703334697955546589, −4.61857266990813032871486211055, −3.73555773505185841239365025369, −2.10052713670322295955479425390, −1.12314034361555983269032075098, 1.03482434837598114471393726289, 2.30034285779999485815555919398, 3.51237806713281551766023317627, 4.83041614108548810716947378082, 5.29700690736686653854574077179, 6.68667215722502133570762333390, 7.41346973780739609738743596832, 8.279897470385875236782403234809, 9.018699732015682961369255012165, 10.02377579686807475161040359646

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