Properties

Label 2-848-1.1-c1-0-12
Degree $2$
Conductor $848$
Sign $1$
Analytic cond. $6.77131$
Root an. cond. $2.60217$
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  + 2.17·3-s + 0.630·5-s + 0.290·7-s + 1.70·9-s + 2.63·11-s + 4.41·13-s + 1.36·15-s − 7.49·17-s + 3.53·19-s + 0.630·21-s + 5.87·23-s − 4.60·25-s − 2.80·27-s − 0.369·29-s + 5.70·31-s + 5.70·33-s + 0.183·35-s + 3.44·37-s + 9.58·39-s − 2.18·41-s + 4.04·43-s + 1.07·45-s − 2.68·47-s − 6.91·49-s − 16.2·51-s + 53-s + 1.65·55-s + ⋯
L(s)  = 1  + 1.25·3-s + 0.282·5-s + 0.109·7-s + 0.569·9-s + 0.793·11-s + 1.22·13-s + 0.353·15-s − 1.81·17-s + 0.811·19-s + 0.137·21-s + 1.22·23-s − 0.920·25-s − 0.539·27-s − 0.0685·29-s + 1.02·31-s + 0.993·33-s + 0.0310·35-s + 0.566·37-s + 1.53·39-s − 0.340·41-s + 0.617·43-s + 0.160·45-s − 0.390·47-s − 0.987·49-s − 2.27·51-s + 0.137·53-s + 0.223·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 848 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 848 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(848\)    =    \(2^{4} \cdot 53\)
Sign: $1$
Analytic conductor: \(6.77131\)
Root analytic conductor: \(2.60217\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 848,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.607098436\)
\(L(\frac12)\) \(\approx\) \(2.607098436\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
53 \( 1 - T \)
good3 \( 1 - 2.17T + 3T^{2} \)
5 \( 1 - 0.630T + 5T^{2} \)
7 \( 1 - 0.290T + 7T^{2} \)
11 \( 1 - 2.63T + 11T^{2} \)
13 \( 1 - 4.41T + 13T^{2} \)
17 \( 1 + 7.49T + 17T^{2} \)
19 \( 1 - 3.53T + 19T^{2} \)
23 \( 1 - 5.87T + 23T^{2} \)
29 \( 1 + 0.369T + 29T^{2} \)
31 \( 1 - 5.70T + 31T^{2} \)
37 \( 1 - 3.44T + 37T^{2} \)
41 \( 1 + 2.18T + 41T^{2} \)
43 \( 1 - 4.04T + 43T^{2} \)
47 \( 1 + 2.68T + 47T^{2} \)
59 \( 1 - 3.07T + 59T^{2} \)
61 \( 1 + 5.12T + 61T^{2} \)
67 \( 1 + 8.94T + 67T^{2} \)
71 \( 1 + 4.85T + 71T^{2} \)
73 \( 1 - 8.63T + 73T^{2} \)
79 \( 1 + 10.0T + 79T^{2} \)
83 \( 1 + 4.64T + 83T^{2} \)
89 \( 1 + 1.31T + 89T^{2} \)
97 \( 1 - 7.04T + 97T^{2} \)
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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

−9.927353540749727735474943638568, −9.067023321353784188936856614701, −8.741844393110921065049407289654, −7.82360678466619833895765384951, −6.79348197058635571697259845190, −5.97848541033109891184954164300, −4.57717332321279856294358161587, −3.64972041490207412070507744185, −2.67124643654544191792241349263, −1.48672371137600221039691326103, 1.48672371137600221039691326103, 2.67124643654544191792241349263, 3.64972041490207412070507744185, 4.57717332321279856294358161587, 5.97848541033109891184954164300, 6.79348197058635571697259845190, 7.82360678466619833895765384951, 8.741844393110921065049407289654, 9.067023321353784188936856614701, 9.927353540749727735474943638568

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