Properties

Label 1-164-164.163-r1-0-0
Degree $1$
Conductor $164$
Sign $1$
Analytic cond. $17.6242$
Root an. cond. $17.6242$
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  + 3-s + 5-s + 7-s + 9-s + 11-s − 13-s + 15-s − 17-s + 19-s + 21-s − 23-s + 25-s + 27-s − 29-s − 31-s + 33-s + 35-s + 37-s − 39-s − 43-s + 45-s + 47-s + 49-s − 51-s − 53-s + 55-s + 57-s + ⋯
L(s)  = 1  + 3-s + 5-s + 7-s + 9-s + 11-s − 13-s + 15-s − 17-s + 19-s + 21-s − 23-s + 25-s + 27-s − 29-s − 31-s + 33-s + 35-s + 37-s − 39-s − 43-s + 45-s + 47-s + 49-s − 51-s − 53-s + 55-s + 57-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 164 ^{s/2} \, \Gamma_{\R}(s+1) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 164 ^{s/2} \, \Gamma_{\R}(s+1) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(1\)
Conductor: \(164\)    =    \(2^{2} \cdot 41\)
Sign: $1$
Analytic conductor: \(17.6242\)
Root analytic conductor: \(17.6242\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{164} (163, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((1,\ 164,\ (1:\ ),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(3.495248003\)
\(L(\frac12)\) \(\approx\) \(3.495248003\)
\(L(1)\) \(\approx\) \(1.962537372\)
\(L(1)\) \(\approx\) \(1.962537372\)

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
41 \( 1 \)
good3 \( 1 + T \)
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 \( 1 + T \)
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

−27.18959889827525835507606133049, −26.556573661788412799274004730151, −25.41787487293047390063255639176, −24.596231297501828865578001375619, −24.14327129916267094557022012853, −22.08985496565636137713134365135, −21.76871140328820111848253409537, −20.40075579065797120810936460854, −19.98766130452250258963095933268, −18.518338453375829703919243506631, −17.7226514273478932989914812752, −16.69268647565250647143252188365, −15.168058966676505331879804974100, −14.34262395814829102597530018745, −13.74885643804074813326615353587, −12.50600873575682915211648357070, −11.17523921276331737183421168744, −9.75749111863719037075317777730, −9.13366803346812434944123442529, −7.893913960228264342361006638520, −6.78498054857503226782447673144, −5.247872895935766107634003439614, −4.02686663076884335176349926948, −2.400721649212977370405088985897, −1.52681653355406761186483111055, 1.52681653355406761186483111055, 2.400721649212977370405088985897, 4.02686663076884335176349926948, 5.247872895935766107634003439614, 6.78498054857503226782447673144, 7.893913960228264342361006638520, 9.13366803346812434944123442529, 9.75749111863719037075317777730, 11.17523921276331737183421168744, 12.50600873575682915211648357070, 13.74885643804074813326615353587, 14.34262395814829102597530018745, 15.168058966676505331879804974100, 16.69268647565250647143252188365, 17.7226514273478932989914812752, 18.518338453375829703919243506631, 19.98766130452250258963095933268, 20.40075579065797120810936460854, 21.76871140328820111848253409537, 22.08985496565636137713134365135, 24.14327129916267094557022012853, 24.596231297501828865578001375619, 25.41787487293047390063255639176, 26.556573661788412799274004730151, 27.18959889827525835507606133049

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