Properties

Label 2-845-1.1-c1-0-7
Degree $2$
Conductor $845$
Sign $1$
Analytic cond. $6.74735$
Root an. cond. $2.59756$
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  − 0.271·2-s − 0.319·3-s − 1.92·4-s + 5-s + 0.0867·6-s − 3.38·7-s + 1.06·8-s − 2.89·9-s − 0.271·10-s − 1.75·11-s + 0.615·12-s + 0.917·14-s − 0.319·15-s + 3.56·16-s + 1.95·17-s + 0.786·18-s + 7.13·19-s − 1.92·20-s + 1.08·21-s + 0.475·22-s + 7.61·23-s − 0.340·24-s + 25-s + 1.88·27-s + 6.51·28-s + 3.98·29-s + 0.0867·30-s + ⋯
L(s)  = 1  − 0.191·2-s − 0.184·3-s − 0.963·4-s + 0.447·5-s + 0.0354·6-s − 1.27·7-s + 0.376·8-s − 0.965·9-s − 0.0858·10-s − 0.528·11-s + 0.177·12-s + 0.245·14-s − 0.0825·15-s + 0.890·16-s + 0.473·17-s + 0.185·18-s + 1.63·19-s − 0.430·20-s + 0.235·21-s + 0.101·22-s + 1.58·23-s − 0.0695·24-s + 0.200·25-s + 0.362·27-s + 1.23·28-s + 0.739·29-s + 0.0158·30-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 845 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(845\)    =    \(5 \cdot 13^{2}\)
Sign: $1$
Analytic conductor: \(6.74735\)
Root analytic conductor: \(2.59756\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 845,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.8196342881\)
\(L(\frac12)\) \(\approx\) \(0.8196342881\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 - T \)
13 \( 1 \)
good2 \( 1 + 0.271T + 2T^{2} \)
3 \( 1 + 0.319T + 3T^{2} \)
7 \( 1 + 3.38T + 7T^{2} \)
11 \( 1 + 1.75T + 11T^{2} \)
17 \( 1 - 1.95T + 17T^{2} \)
19 \( 1 - 7.13T + 19T^{2} \)
23 \( 1 - 7.61T + 23T^{2} \)
29 \( 1 - 3.98T + 29T^{2} \)
31 \( 1 + 4.86T + 31T^{2} \)
37 \( 1 + 10.5T + 37T^{2} \)
41 \( 1 + 0.911T + 41T^{2} \)
43 \( 1 - 4.58T + 43T^{2} \)
47 \( 1 - 8.58T + 47T^{2} \)
53 \( 1 - 11.9T + 53T^{2} \)
59 \( 1 + 3.82T + 59T^{2} \)
61 \( 1 - 7.98T + 61T^{2} \)
67 \( 1 + 0.472T + 67T^{2} \)
71 \( 1 - 5.50T + 71T^{2} \)
73 \( 1 + 2.93T + 73T^{2} \)
79 \( 1 - 4.09T + 79T^{2} \)
83 \( 1 - 11.7T + 83T^{2} \)
89 \( 1 - 3.85T + 89T^{2} \)
97 \( 1 - 6.95T + 97T^{2} \)
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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

−10.11311024711985584687483916484, −9.223639086704692898638715936560, −8.868008881014995982566956515239, −7.67192026637481382685444058959, −6.74396191975879274920942748418, −5.49346724066332969311307912503, −5.24729441777454047094827014620, −3.59848959900980891500934654056, −2.85336288390055707206765266853, −0.75689967584385334958717938857, 0.75689967584385334958717938857, 2.85336288390055707206765266853, 3.59848959900980891500934654056, 5.24729441777454047094827014620, 5.49346724066332969311307912503, 6.74396191975879274920942748418, 7.67192026637481382685444058959, 8.868008881014995982566956515239, 9.223639086704692898638715936560, 10.11311024711985584687483916484

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