Properties

Label 1-156-156.155-r0-0-0
Degree $1$
Conductor $156$
Sign $1$
Analytic cond. $0.724460$
Root an. cond. $0.724460$
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  + 5-s + 7-s − 11-s − 17-s + 19-s + 23-s + 25-s − 29-s + 31-s + 35-s − 37-s + 41-s − 43-s − 47-s + 49-s − 53-s − 55-s − 59-s + 61-s + 67-s − 71-s − 73-s − 77-s − 79-s − 83-s − 85-s + 89-s + ⋯
L(s)  = 1  + 5-s + 7-s − 11-s − 17-s + 19-s + 23-s + 25-s − 29-s + 31-s + 35-s − 37-s + 41-s − 43-s − 47-s + 49-s − 53-s − 55-s − 59-s + 61-s + 67-s − 71-s − 73-s − 77-s − 79-s − 83-s − 85-s + 89-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 156 ^{s/2} \, \Gamma_{\R}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 156 ^{s/2} \, \Gamma_{\R}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(1\)
Conductor: \(156\)    =    \(2^{2} \cdot 3 \cdot 13\)
Sign: $1$
Analytic conductor: \(0.724460\)
Root analytic conductor: \(0.724460\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{156} (155, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((1,\ 156,\ (0:\ ),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.354834269\)
\(L(\frac12)\) \(\approx\) \(1.354834269\)
\(L(1)\) \(\approx\) \(1.252721863\)
\(L(1)\) \(\approx\) \(1.252721863\)

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
13 \( 1 \)
good5 \( 1 + T \)
7 \( 1 + T \)
11 \( 1 - T \)
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 \( 1 - T \)
89 \( 1 + T \)
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

−28.08952342959007179161160715902, −26.7579643004131428186736903311, −26.12394924533076454881977002204, −24.7873657472678373018236030165, −24.31284846683850010093004092883, −23.01672915020626418507576496948, −21.902513414580666518237172200155, −21.000219605883609297952142847191, −20.38155456210698251274803821420, −18.78686852637687041741577050955, −17.88750083597847765572759541528, −17.248170998060921577746507807268, −15.88252518940245274182278967484, −14.781253505961444793689414707315, −13.73443711993739959590391021541, −12.947336067023999121031859885134, −11.44175102311064761402949027364, −10.53556325109306371139124839751, −9.368769654136979694025704936688, −8.22894322212505799813373706391, −6.98801470255497230193115773101, −5.5557364183684641992903074449, −4.74644557251703587719248327456, −2.8170057619306344697984671392, −1.58858253531340228208737911886, 1.58858253531340228208737911886, 2.8170057619306344697984671392, 4.74644557251703587719248327456, 5.5557364183684641992903074449, 6.98801470255497230193115773101, 8.22894322212505799813373706391, 9.368769654136979694025704936688, 10.53556325109306371139124839751, 11.44175102311064761402949027364, 12.947336067023999121031859885134, 13.73443711993739959590391021541, 14.781253505961444793689414707315, 15.88252518940245274182278967484, 17.248170998060921577746507807268, 17.88750083597847765572759541528, 18.78686852637687041741577050955, 20.38155456210698251274803821420, 21.000219605883609297952142847191, 21.902513414580666518237172200155, 23.01672915020626418507576496948, 24.31284846683850010093004092883, 24.7873657472678373018236030165, 26.12394924533076454881977002204, 26.7579643004131428186736903311, 28.08952342959007179161160715902

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