Properties

Label 2-2005-1.1-c1-0-55
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  − 2.47·2-s − 1.08·3-s + 4.10·4-s − 5-s + 2.66·6-s + 0.388·7-s − 5.20·8-s − 1.83·9-s + 2.47·10-s − 4.04·11-s − 4.43·12-s + 4.93·13-s − 0.959·14-s + 1.08·15-s + 4.65·16-s − 4.62·17-s + 4.53·18-s + 4.46·19-s − 4.10·20-s − 0.419·21-s + 10.0·22-s + 6.96·23-s + 5.62·24-s + 25-s − 12.1·26-s + 5.22·27-s + 1.59·28-s + ⋯
L(s)  = 1  − 1.74·2-s − 0.623·3-s + 2.05·4-s − 0.447·5-s + 1.08·6-s + 0.146·7-s − 1.84·8-s − 0.611·9-s + 0.781·10-s − 1.22·11-s − 1.28·12-s + 1.36·13-s − 0.256·14-s + 0.278·15-s + 1.16·16-s − 1.12·17-s + 1.06·18-s + 1.02·19-s − 0.918·20-s − 0.0915·21-s + 2.13·22-s + 1.45·23-s + 1.14·24-s + 0.200·25-s − 2.39·26-s + 1.00·27-s + 0.301·28-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 \( 1 + 2.47T + 2T^{2} \)
3 \( 1 + 1.08T + 3T^{2} \)
7 \( 1 - 0.388T + 7T^{2} \)
11 \( 1 + 4.04T + 11T^{2} \)
13 \( 1 - 4.93T + 13T^{2} \)
17 \( 1 + 4.62T + 17T^{2} \)
19 \( 1 - 4.46T + 19T^{2} \)
23 \( 1 - 6.96T + 23T^{2} \)
29 \( 1 + 6.60T + 29T^{2} \)
31 \( 1 - 1.99T + 31T^{2} \)
37 \( 1 + 1.81T + 37T^{2} \)
41 \( 1 + 10.4T + 41T^{2} \)
43 \( 1 + 0.688T + 43T^{2} \)
47 \( 1 - 4.84T + 47T^{2} \)
53 \( 1 - 12.4T + 53T^{2} \)
59 \( 1 - 9.56T + 59T^{2} \)
61 \( 1 - 0.491T + 61T^{2} \)
67 \( 1 + 1.35T + 67T^{2} \)
71 \( 1 - 2.07T + 71T^{2} \)
73 \( 1 - 5.08T + 73T^{2} \)
79 \( 1 - 5.20T + 79T^{2} \)
83 \( 1 + 17.2T + 83T^{2} \)
89 \( 1 - 0.748T + 89T^{2} \)
97 \( 1 - 2.07T + 97T^{2} \)
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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

−8.565481036376774186760022078734, −8.351866406305791369536367915036, −7.30499549849997451792723201496, −6.76844784794317292000507173582, −5.75240330767887151932259258216, −4.98580618004634516900454670676, −3.44444435415039176083481227061, −2.42908936091757690316360734309, −1.09514482161144769982914379695, 0, 1.09514482161144769982914379695, 2.42908936091757690316360734309, 3.44444435415039176083481227061, 4.98580618004634516900454670676, 5.75240330767887151932259258216, 6.76844784794317292000507173582, 7.30499549849997451792723201496, 8.351866406305791369536367915036, 8.565481036376774186760022078734

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