Properties

Label 2-1690-1.1-c1-0-38
Degree $2$
Conductor $1690$
Sign $-1$
Analytic cond. $13.4947$
Root an. cond. $3.67351$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 4-s − 5-s + 3·7-s − 8-s − 3·9-s + 10-s + 3·11-s − 3·14-s + 16-s − 4·17-s + 3·18-s − 7·19-s − 20-s − 3·22-s − 4·23-s + 25-s + 3·28-s − 8·29-s + 10·31-s − 32-s + 4·34-s − 3·35-s − 3·36-s − 3·37-s + 7·38-s + 40-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s − 0.447·5-s + 1.13·7-s − 0.353·8-s − 9-s + 0.316·10-s + 0.904·11-s − 0.801·14-s + 1/4·16-s − 0.970·17-s + 0.707·18-s − 1.60·19-s − 0.223·20-s − 0.639·22-s − 0.834·23-s + 1/5·25-s + 0.566·28-s − 1.48·29-s + 1.79·31-s − 0.176·32-s + 0.685·34-s − 0.507·35-s − 1/2·36-s − 0.493·37-s + 1.13·38-s + 0.158·40-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1690 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1690 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1690\)    =    \(2 \cdot 5 \cdot 13^{2}\)
Sign: $-1$
Analytic conductor: \(13.4947\)
Root analytic conductor: \(3.67351\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1690,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
5 \( 1 + T \)
13 \( 1 \)
good3 \( 1 + p T^{2} \)
7 \( 1 - 3 T + p T^{2} \)
11 \( 1 - 3 T + p T^{2} \)
17 \( 1 + 4 T + p T^{2} \)
19 \( 1 + 7 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 + 8 T + p T^{2} \)
31 \( 1 - 10 T + p T^{2} \)
37 \( 1 + 3 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 - 6 T + p T^{2} \)
47 \( 1 - T + p T^{2} \)
53 \( 1 + 9 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 + 14 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + 6 T + p T^{2} \)
73 \( 1 + 4 T + p T^{2} \)
79 \( 1 - 10 T + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 + T + p T^{2} \)
97 \( 1 + 16 T + p T^{2} \)
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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

−8.769793913389579782079614058208, −8.305198609967268302960563756271, −7.63058527471662368816705718761, −6.55625450231771715139114093410, −5.94351980264375861655185633488, −4.68374064391598079190942326942, −3.95651236618883585773611874829, −2.57221979328874498321726526427, −1.61534166438072965499472566223, 0, 1.61534166438072965499472566223, 2.57221979328874498321726526427, 3.95651236618883585773611874829, 4.68374064391598079190942326942, 5.94351980264375861655185633488, 6.55625450231771715139114093410, 7.63058527471662368816705718761, 8.305198609967268302960563756271, 8.769793913389579782079614058208

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