Properties

Label 2-206856-1.1-c1-0-17
Degree $2$
Conductor $206856$
Sign $1$
Analytic cond. $1651.75$
Root an. cond. $40.6417$
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  + 2·11-s + 17-s − 4·19-s − 4·23-s − 5·25-s + 8·31-s + 4·37-s + 6·41-s + 8·43-s − 8·47-s − 7·49-s − 10·53-s + 12·61-s − 8·67-s + 12·71-s − 2·73-s − 4·79-s + 16·83-s + 10·89-s + 18·97-s + 101-s + 103-s + 107-s + 109-s + 113-s + ⋯
L(s)  = 1  + 0.603·11-s + 0.242·17-s − 0.917·19-s − 0.834·23-s − 25-s + 1.43·31-s + 0.657·37-s + 0.937·41-s + 1.21·43-s − 1.16·47-s − 49-s − 1.37·53-s + 1.53·61-s − 0.977·67-s + 1.42·71-s − 0.234·73-s − 0.450·79-s + 1.75·83-s + 1.05·89-s + 1.82·97-s + 0.0995·101-s + 0.0985·103-s + 0.0966·107-s + 0.0957·109-s + 0.0940·113-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 206856 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 206856 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(206856\)    =    \(2^{3} \cdot 3^{2} \cdot 13^{2} \cdot 17\)
Sign: $1$
Analytic conductor: \(1651.75\)
Root analytic conductor: \(40.6417\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 206856,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.326320065\)
\(L(\frac12)\) \(\approx\) \(2.326320065\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
13 \( 1 \)
17 \( 1 - T \)
good5 \( 1 + p T^{2} \)
7 \( 1 + p T^{2} \)
11 \( 1 - 2 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 - 4 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 + 10 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 12 T + p T^{2} \)
67 \( 1 + 8 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 - 16 T + p T^{2} \)
89 \( 1 - 10 T + p T^{2} \)
97 \( 1 - 18 T + p T^{2} \)
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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

−12.88069481378399, −12.71348996922867, −11.95606768106480, −11.72594593896857, −11.20234523874328, −10.72628165676250, −10.15431631301065, −9.689863068000118, −9.406412370807990, −8.744091838173916, −8.225814360602580, −7.829787036400547, −7.446045755459543, −6.557357625004260, −6.298835552592513, −5.983058281151245, −5.209886948982841, −4.585032463326311, −4.237470081797724, −3.638722246593626, −3.105281915826999, −2.290078115498909, −1.956116262683502, −1.114512932150557, −0.4605549077446753, 0.4605549077446753, 1.114512932150557, 1.956116262683502, 2.290078115498909, 3.105281915826999, 3.638722246593626, 4.237470081797724, 4.585032463326311, 5.209886948982841, 5.983058281151245, 6.298835552592513, 6.557357625004260, 7.446045755459543, 7.829787036400547, 8.225814360602580, 8.744091838173916, 9.406412370807990, 9.689863068000118, 10.15431631301065, 10.72628165676250, 11.20234523874328, 11.72594593896857, 11.95606768106480, 12.71348996922867, 12.88069481378399

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