Properties

Label 2-2005-1.1-c1-0-76
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.27·2-s + 1.15·3-s + 3.16·4-s − 5-s − 2.63·6-s − 2.94·7-s − 2.64·8-s − 1.65·9-s + 2.27·10-s + 0.860·11-s + 3.66·12-s + 3.83·13-s + 6.70·14-s − 1.15·15-s − 0.319·16-s − 0.946·17-s + 3.76·18-s − 1.79·19-s − 3.16·20-s − 3.42·21-s − 1.95·22-s + 5.58·23-s − 3.06·24-s + 25-s − 8.70·26-s − 5.39·27-s − 9.33·28-s + ⋯
L(s)  = 1  − 1.60·2-s + 0.669·3-s + 1.58·4-s − 0.447·5-s − 1.07·6-s − 1.11·7-s − 0.934·8-s − 0.551·9-s + 0.718·10-s + 0.259·11-s + 1.05·12-s + 1.06·13-s + 1.79·14-s − 0.299·15-s − 0.0798·16-s − 0.229·17-s + 0.886·18-s − 0.411·19-s − 0.707·20-s − 0.746·21-s − 0.416·22-s + 1.16·23-s − 0.625·24-s + 0.200·25-s − 1.70·26-s − 1.03·27-s − 1.76·28-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: \(1\)
Selberg data: \((2,\ 2005,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.27T + 2T^{2} \)
3 \( 1 - 1.15T + 3T^{2} \)
7 \( 1 + 2.94T + 7T^{2} \)
11 \( 1 - 0.860T + 11T^{2} \)
13 \( 1 - 3.83T + 13T^{2} \)
17 \( 1 + 0.946T + 17T^{2} \)
19 \( 1 + 1.79T + 19T^{2} \)
23 \( 1 - 5.58T + 23T^{2} \)
29 \( 1 - 0.817T + 29T^{2} \)
31 \( 1 - 5.15T + 31T^{2} \)
37 \( 1 - 5.31T + 37T^{2} \)
41 \( 1 - 2.85T + 41T^{2} \)
43 \( 1 - 5.48T + 43T^{2} \)
47 \( 1 + 10.3T + 47T^{2} \)
53 \( 1 + 11.2T + 53T^{2} \)
59 \( 1 + 9.07T + 59T^{2} \)
61 \( 1 + 13.6T + 61T^{2} \)
67 \( 1 - 3.16T + 67T^{2} \)
71 \( 1 + 12.7T + 71T^{2} \)
73 \( 1 - 5.09T + 73T^{2} \)
79 \( 1 + 4.37T + 79T^{2} \)
83 \( 1 - 6.92T + 83T^{2} \)
89 \( 1 + 8.17T + 89T^{2} \)
97 \( 1 + 2.47T + 97T^{2} \)
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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

−8.892922933602966723714037769468, −8.175290343923592368921799292523, −7.58058218246944356769384946800, −6.55017727680136824621864347768, −6.14146371181239985959449902867, −4.50245862819904669187829915140, −3.31771339770073396290726890982, −2.70479090571202817753569988677, −1.30719773754836255539623499488, 0, 1.30719773754836255539623499488, 2.70479090571202817753569988677, 3.31771339770073396290726890982, 4.50245862819904669187829915140, 6.14146371181239985959449902867, 6.55017727680136824621864347768, 7.58058218246944356769384946800, 8.175290343923592368921799292523, 8.892922933602966723714037769468

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