Properties

Label 1-89-89.88-r0-0-0
Degree $1$
Conductor $89$
Sign $1$
Analytic cond. $0.413314$
Root an. cond. $0.413314$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s − 3-s + 4-s + 5-s − 6-s − 7-s + 8-s + 9-s + 10-s + 11-s − 12-s − 13-s − 14-s − 15-s + 16-s + 17-s + 18-s − 19-s + 20-s + 21-s + 22-s − 23-s − 24-s + 25-s − 26-s − 27-s − 28-s + ⋯
L(s)  = 1  + 2-s − 3-s + 4-s + 5-s − 6-s − 7-s + 8-s + 9-s + 10-s + 11-s − 12-s − 13-s − 14-s − 15-s + 16-s + 17-s + 18-s − 19-s + 20-s + 21-s + 22-s − 23-s − 24-s + 25-s − 26-s − 27-s − 28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 89 ^{s/2} \, \Gamma_{\R}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 89 ^{s/2} \, \Gamma_{\R}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(1\)
Conductor: \(89\)
Sign: $1$
Analytic conductor: \(0.413314\)
Root analytic conductor: \(0.413314\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{89} (88, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((1,\ 89,\ (0:\ ),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.447952862\)
\(L(\frac12)\) \(\approx\) \(1.447952862\)
\(L(1)\) \(\approx\) \(1.464441402\)
\(L(1)\) \(\approx\) \(1.464441402\)

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad89 \( 1 \)
good2 \( 1 + T \)
3 \( 1 - T \)
5 \( 1 + T \)
7 \( 1 - T \)
11 \( 1 + T \)
13 \( 1 - T \)
17 \( 1 + T \)
19 \( 1 - T \)
23 \( 1 - T \)
29 \( 1 - T \)
31 \( 1 - T \)
37 \( 1 - T \)
41 \( 1 - T \)
43 \( 1 - T \)
47 \( 1 + T \)
53 \( 1 + T \)
59 \( 1 - T \)
61 \( 1 - T \)
67 \( 1 + T \)
71 \( 1 + T \)
73 \( 1 + T \)
79 \( 1 + T \)
83 \( 1 - T \)
97 \( 1 + T \)
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   \(L(s) = \displaystyle\prod_p \ (1 - \alpha_{p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−29.98598621102226172172997306133, −29.73708082198394752880679181430, −28.79856429691325438555086791031, −27.73524911083589315304005394604, −25.965824155371753959884170982564, −25.03505813784555786923448783818, −24.04303523215240453311801876630, −22.846533689004537974296947389595, −22.08232475325210703896522981363, −21.49958406900697463175170672703, −20.00192495619448224409022514668, −18.71881712022508977228723702847, −16.94638287028052911981423016286, −16.724229938702739733300679890196, −15.13958911329370947924774246622, −13.92581184088056377045758907191, −12.71262220728461126154191301074, −12.05534923353645711137815985397, −10.52520691356189272358208959507, −9.63054086133726650443834762504, −7.060278444381633573094194937, −6.19688904057110273407365751639, −5.27470947518760387294831369951, −3.749232132316333766876802799234, −1.90110524970185567177794590654, 1.90110524970185567177794590654, 3.749232132316333766876802799234, 5.27470947518760387294831369951, 6.19688904057110273407365751639, 7.060278444381633573094194937, 9.63054086133726650443834762504, 10.52520691356189272358208959507, 12.05534923353645711137815985397, 12.71262220728461126154191301074, 13.92581184088056377045758907191, 15.13958911329370947924774246622, 16.724229938702739733300679890196, 16.94638287028052911981423016286, 18.71881712022508977228723702847, 20.00192495619448224409022514668, 21.49958406900697463175170672703, 22.08232475325210703896522981363, 22.846533689004537974296947389595, 24.04303523215240453311801876630, 25.03505813784555786923448783818, 25.965824155371753959884170982564, 27.73524911083589315304005394604, 28.79856429691325438555086791031, 29.73708082198394752880679181430, 29.98598621102226172172997306133

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