Properties

Label 2-202-1.1-c1-0-1
Degree $2$
Conductor $202$
Sign $1$
Analytic cond. $1.61297$
Root an. cond. $1.27003$
Motivic weight $1$
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 + 4-s + 2·5-s + 7-s − 8-s − 3·9-s − 2·10-s + 4·11-s − 14-s + 16-s + 5·17-s + 3·18-s + 19-s + 2·20-s − 4·22-s + 6·23-s − 25-s + 28-s − 5·29-s − 32-s − 5·34-s + 2·35-s − 3·36-s − 8·37-s − 38-s − 2·40-s − 4·41-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s + 0.894·5-s + 0.377·7-s − 0.353·8-s − 9-s − 0.632·10-s + 1.20·11-s − 0.267·14-s + 1/4·16-s + 1.21·17-s + 0.707·18-s + 0.229·19-s + 0.447·20-s − 0.852·22-s + 1.25·23-s − 1/5·25-s + 0.188·28-s − 0.928·29-s − 0.176·32-s − 0.857·34-s + 0.338·35-s − 1/2·36-s − 1.31·37-s − 0.162·38-s − 0.316·40-s − 0.624·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 202 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 202 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(202\)    =    \(2 \cdot 101\)
Sign: $1$
Analytic conductor: \(1.61297\)
Root analytic conductor: \(1.27003\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 202,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.039666595\)
\(L(\frac12)\) \(\approx\) \(1.039666595\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
101 \( 1 - T \)
good3 \( 1 + p T^{2} \)
5 \( 1 - 2 T + p T^{2} \)
7 \( 1 - T + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 + p T^{2} \)
17 \( 1 - 5 T + p T^{2} \)
19 \( 1 - T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 + 5 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 + 4 T + p T^{2} \)
43 \( 1 + 5 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 - 3 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 + T + p T^{2} \)
67 \( 1 - 2 T + p T^{2} \)
71 \( 1 + 10 T + p T^{2} \)
73 \( 1 + 16 T + p T^{2} \)
79 \( 1 + 2 T + p T^{2} \)
83 \( 1 - 16 T + p T^{2} \)
89 \( 1 + p T^{2} \)
97 \( 1 - 13 T + p T^{2} \)
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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

−12.14095023624894706575369889921, −11.42499939000598727705153471811, −10.37021091190968764810165266309, −9.354818220288156065213032429958, −8.708127948406865719761571922441, −7.45010683803474939843752540736, −6.24019484872868626499451155147, −5.29772327599947215266271518745, −3.27245191850330716369964188043, −1.58676544482628209078886507067, 1.58676544482628209078886507067, 3.27245191850330716369964188043, 5.29772327599947215266271518745, 6.24019484872868626499451155147, 7.45010683803474939843752540736, 8.708127948406865719761571922441, 9.354818220288156065213032429958, 10.37021091190968764810165266309, 11.42499939000598727705153471811, 12.14095023624894706575369889921

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