Properties

Label 2-2e9-1.1-c1-0-4
Degree $2$
Conductor $512$
Sign $1$
Analytic cond. $4.08834$
Root an. cond. $2.02196$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.585·3-s − 2.65·9-s + 6.24·11-s + 5.65·17-s + 7.41·19-s − 5·25-s − 3.31·27-s + 3.65·33-s − 6·41-s + 13.0·43-s − 7·49-s + 3.31·51-s + 4.34·57-s − 14.2·59-s − 3.89·67-s + 16.9·73-s − 2.92·75-s + 6.02·81-s − 10.7·83-s − 5.65·89-s − 16.9·97-s − 16.5·99-s − 9.75·107-s − 18·113-s + ⋯
L(s)  = 1  + 0.338·3-s − 0.885·9-s + 1.88·11-s + 1.37·17-s + 1.70·19-s − 25-s − 0.637·27-s + 0.636·33-s − 0.937·41-s + 1.99·43-s − 49-s + 0.464·51-s + 0.575·57-s − 1.85·59-s − 0.476·67-s + 1.98·73-s − 0.338·75-s + 0.669·81-s − 1.17·83-s − 0.599·89-s − 1.72·97-s − 1.66·99-s − 0.943·107-s − 1.69·113-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 512 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 512 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(512\)    =    \(2^{9}\)
Sign: $1$
Analytic conductor: \(4.08834\)
Root analytic conductor: \(2.02196\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 512,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.699276961\)
\(L(\frac12)\) \(\approx\) \(1.699276961\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
good3 \( 1 - 0.585T + 3T^{2} \)
5 \( 1 + 5T^{2} \)
7 \( 1 + 7T^{2} \)
11 \( 1 - 6.24T + 11T^{2} \)
13 \( 1 + 13T^{2} \)
17 \( 1 - 5.65T + 17T^{2} \)
19 \( 1 - 7.41T + 19T^{2} \)
23 \( 1 + 23T^{2} \)
29 \( 1 + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 + 37T^{2} \)
41 \( 1 + 6T + 41T^{2} \)
43 \( 1 - 13.0T + 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 + 14.2T + 59T^{2} \)
61 \( 1 + 61T^{2} \)
67 \( 1 + 3.89T + 67T^{2} \)
71 \( 1 + 71T^{2} \)
73 \( 1 - 16.9T + 73T^{2} \)
79 \( 1 + 79T^{2} \)
83 \( 1 + 10.7T + 83T^{2} \)
89 \( 1 + 5.65T + 89T^{2} \)
97 \( 1 + 16.9T + 97T^{2} \)
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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

−11.05896459907890179335266657182, −9.638579861377457242778016799469, −9.341735885037733232573126549883, −8.205758917225004819031133265734, −7.38422127119522909093918759373, −6.21675213726809133712376818377, −5.39130009475052051985370500645, −3.91165354404743641805998418181, −3.07421910463326912458503000960, −1.34921872461900061662499976057, 1.34921872461900061662499976057, 3.07421910463326912458503000960, 3.91165354404743641805998418181, 5.39130009475052051985370500645, 6.21675213726809133712376818377, 7.38422127119522909093918759373, 8.205758917225004819031133265734, 9.341735885037733232573126549883, 9.638579861377457242778016799469, 11.05896459907890179335266657182

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