Properties

Label 2-864-8.5-c1-0-5
Degree $2$
Conductor $864$
Sign $0.840 - 0.542i$
Analytic cond. $6.89907$
Root an. cond. $2.62660$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 0.841i·5-s − 2.64·7-s + 3.91i·11-s − 0.645i·13-s + 5.59·17-s + 4.29i·19-s + 8.66·23-s + 4.29·25-s + 7.82i·29-s − 2·31-s + 2.22i·35-s − 6.64i·37-s + 6.13·41-s − 7.29i·43-s + 2.52·47-s + ⋯
L(s)  = 1  − 0.376i·5-s − 0.999·7-s + 1.17i·11-s − 0.179i·13-s + 1.35·17-s + 0.984i·19-s + 1.80·23-s + 0.858·25-s + 1.45i·29-s − 0.359·31-s + 0.376i·35-s − 1.09i·37-s + 0.958·41-s − 1.11i·43-s + 0.368·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 864 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.840 - 0.542i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 864 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.840 - 0.542i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(864\)    =    \(2^{5} \cdot 3^{3}\)
Sign: $0.840 - 0.542i$
Analytic conductor: \(6.89907\)
Root analytic conductor: \(2.62660\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{864} (433, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 864,\ (\ :1/2),\ 0.840 - 0.542i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.34036 + 0.395156i\)
\(L(\frac12)\) \(\approx\) \(1.34036 + 0.395156i\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.841iT - 5T^{2} \)
7 \( 1 + 2.64T + 7T^{2} \)
11 \( 1 - 3.91iT - 11T^{2} \)
13 \( 1 + 0.645iT - 13T^{2} \)
17 \( 1 - 5.59T + 17T^{2} \)
19 \( 1 - 4.29iT - 19T^{2} \)
23 \( 1 - 8.66T + 23T^{2} \)
29 \( 1 - 7.82iT - 29T^{2} \)
31 \( 1 + 2T + 31T^{2} \)
37 \( 1 + 6.64iT - 37T^{2} \)
41 \( 1 - 6.13T + 41T^{2} \)
43 \( 1 + 7.29iT - 43T^{2} \)
47 \( 1 - 2.52T + 47T^{2} \)
53 \( 1 - 7.82iT - 53T^{2} \)
59 \( 1 + 7.27iT - 59T^{2} \)
61 \( 1 - 13.9iT - 61T^{2} \)
67 \( 1 - 3iT - 67T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 + 9.58T + 73T^{2} \)
79 \( 1 - 3.35T + 79T^{2} \)
83 \( 1 - 9.50iT - 83T^{2} \)
89 \( 1 + 5.59T + 89T^{2} \)
97 \( 1 + 8.29T + 97T^{2} \)
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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

−10.19743436814023811418707300004, −9.385341204264229788561080949635, −8.764764078746433819968754967572, −7.47050350470450225695036372977, −7.00359176119687560758525480113, −5.78083912106428477652472239609, −5.01524737644631318084769638744, −3.79767811014471942518201921088, −2.83501683812561782257844193409, −1.23169067231171322230580905508, 0.813562671842546427942208295838, 2.87470188038321878037992250783, 3.33511250783158719637926130006, 4.77470403196510118728915199792, 5.87298236588798158724547116792, 6.58580085221747550005916107037, 7.44079749026520585077942212540, 8.483477710440755578225958710882, 9.322053367125596929902245373409, 10.00948123386452870557807616689

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