Properties

Label 2-2005-1.1-c1-0-4
Degree $2$
Conductor $2005$
Sign $1$
Analytic cond. $16.0100$
Root an. cond. $4.00125$
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  − 0.481·2-s + 0.287·3-s − 1.76·4-s − 5-s − 0.138·6-s − 4.64·7-s + 1.81·8-s − 2.91·9-s + 0.481·10-s + 4.58·11-s − 0.508·12-s − 6.19·13-s + 2.23·14-s − 0.287·15-s + 2.66·16-s − 6.60·17-s + 1.40·18-s − 2.42·19-s + 1.76·20-s − 1.33·21-s − 2.20·22-s − 5.56·23-s + 0.521·24-s + 25-s + 2.97·26-s − 1.70·27-s + 8.22·28-s + ⋯
L(s)  = 1  − 0.340·2-s + 0.165·3-s − 0.884·4-s − 0.447·5-s − 0.0564·6-s − 1.75·7-s + 0.641·8-s − 0.972·9-s + 0.152·10-s + 1.38·11-s − 0.146·12-s − 1.71·13-s + 0.597·14-s − 0.0741·15-s + 0.666·16-s − 1.60·17-s + 0.330·18-s − 0.556·19-s + 0.395·20-s − 0.291·21-s − 0.470·22-s − 1.16·23-s + 0.106·24-s + 0.200·25-s + 0.584·26-s − 0.327·27-s + 1.55·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2005 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2005 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2005\)    =    \(5 \cdot 401\)
Sign: $1$
Analytic conductor: \(16.0100\)
Root analytic conductor: \(4.00125\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2005,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.2843866352\)
\(L(\frac12)\) \(\approx\) \(0.2843866352\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad5 \( 1 + T \)
401 \( 1 - T \)
good2 \( 1 + 0.481T + 2T^{2} \)
3 \( 1 - 0.287T + 3T^{2} \)
7 \( 1 + 4.64T + 7T^{2} \)
11 \( 1 - 4.58T + 11T^{2} \)
13 \( 1 + 6.19T + 13T^{2} \)
17 \( 1 + 6.60T + 17T^{2} \)
19 \( 1 + 2.42T + 19T^{2} \)
23 \( 1 + 5.56T + 23T^{2} \)
29 \( 1 - 10.4T + 29T^{2} \)
31 \( 1 - 0.894T + 31T^{2} \)
37 \( 1 + 1.40T + 37T^{2} \)
41 \( 1 + 7.13T + 41T^{2} \)
43 \( 1 - 6.36T + 43T^{2} \)
47 \( 1 + 11.8T + 47T^{2} \)
53 \( 1 - 0.0507T + 53T^{2} \)
59 \( 1 - 0.810T + 59T^{2} \)
61 \( 1 - 5.41T + 61T^{2} \)
67 \( 1 + 6.05T + 67T^{2} \)
71 \( 1 + 4.34T + 71T^{2} \)
73 \( 1 - 4.63T + 73T^{2} \)
79 \( 1 - 11.8T + 79T^{2} \)
83 \( 1 - 0.720T + 83T^{2} \)
89 \( 1 + 0.586T + 89T^{2} \)
97 \( 1 - 14.7T + 97T^{2} \)
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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

−8.967087047244352203666361795416, −8.754183942323162181776640038785, −7.71752173122299580577885779114, −6.61830545046183032124936964556, −6.33982896907113855767488733351, −4.94064664023000118141105583178, −4.18190961595441630083163883338, −3.35571539340459388645929544535, −2.34671594100718775514099015001, −0.34834019735302982163469150687, 0.34834019735302982163469150687, 2.34671594100718775514099015001, 3.35571539340459388645929544535, 4.18190961595441630083163883338, 4.94064664023000118141105583178, 6.33982896907113855767488733351, 6.61830545046183032124936964556, 7.71752173122299580577885779114, 8.754183942323162181776640038785, 8.967087047244352203666361795416

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