Properties

Label 2-208-1.1-c3-0-8
Degree $2$
Conductor $208$
Sign $-1$
Analytic cond. $12.2723$
Root an. cond. $3.50319$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 8.68·3-s − 3.56·5-s + 27.1·7-s + 48.4·9-s − 15.2·11-s − 13·13-s + 30.9·15-s + 44.5·17-s − 23.9·19-s − 236.·21-s − 122.·23-s − 112.·25-s − 186.·27-s − 219.·29-s − 27.0·31-s + 132.·33-s − 96.7·35-s + 94.1·37-s + 112.·39-s − 160.·41-s + 151.·43-s − 172.·45-s − 466.·47-s + 395.·49-s − 386.·51-s − 120.·53-s + 54.3·55-s + ⋯
L(s)  = 1  − 1.67·3-s − 0.318·5-s + 1.46·7-s + 1.79·9-s − 0.418·11-s − 0.277·13-s + 0.532·15-s + 0.635·17-s − 0.289·19-s − 2.45·21-s − 1.11·23-s − 0.898·25-s − 1.32·27-s − 1.40·29-s − 0.156·31-s + 0.699·33-s − 0.467·35-s + 0.418·37-s + 0.463·39-s − 0.610·41-s + 0.536·43-s − 0.571·45-s − 1.44·47-s + 1.15·49-s − 1.06·51-s − 0.313·53-s + 0.133·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 208 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 208 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(208\)    =    \(2^{4} \cdot 13\)
Sign: $-1$
Analytic conductor: \(12.2723\)
Root analytic conductor: \(3.50319\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 208,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
13 \( 1 + 13T \)
good3 \( 1 + 8.68T + 27T^{2} \)
5 \( 1 + 3.56T + 125T^{2} \)
7 \( 1 - 27.1T + 343T^{2} \)
11 \( 1 + 15.2T + 1.33e3T^{2} \)
17 \( 1 - 44.5T + 4.91e3T^{2} \)
19 \( 1 + 23.9T + 6.85e3T^{2} \)
23 \( 1 + 122.T + 1.21e4T^{2} \)
29 \( 1 + 219.T + 2.43e4T^{2} \)
31 \( 1 + 27.0T + 2.97e4T^{2} \)
37 \( 1 - 94.1T + 5.06e4T^{2} \)
41 \( 1 + 160.T + 6.89e4T^{2} \)
43 \( 1 - 151.T + 7.95e4T^{2} \)
47 \( 1 + 466.T + 1.03e5T^{2} \)
53 \( 1 + 120.T + 1.48e5T^{2} \)
59 \( 1 - 439.T + 2.05e5T^{2} \)
61 \( 1 + 137.T + 2.26e5T^{2} \)
67 \( 1 + 512.T + 3.00e5T^{2} \)
71 \( 1 + 410.T + 3.57e5T^{2} \)
73 \( 1 + 308.T + 3.89e5T^{2} \)
79 \( 1 - 586.T + 4.93e5T^{2} \)
83 \( 1 + 1.35e3T + 5.71e5T^{2} \)
89 \( 1 - 439.T + 7.04e5T^{2} \)
97 \( 1 + 1.51e3T + 9.12e5T^{2} \)
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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

−11.51533502890607168260277187719, −10.78170541356509805002664158193, −9.839457269766339393644111305126, −8.141650479274049139063362431739, −7.35811872376366126176835721091, −5.94209012268120497054491524259, −5.17398079438253441113167640479, −4.18380560692029457266100247885, −1.66305058468006764603969257999, 0, 1.66305058468006764603969257999, 4.18380560692029457266100247885, 5.17398079438253441113167640479, 5.94209012268120497054491524259, 7.35811872376366126176835721091, 8.141650479274049139063362431739, 9.839457269766339393644111305126, 10.78170541356509805002664158193, 11.51533502890607168260277187719

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