Properties

Label 2-2005-1.1-c1-0-52
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  − 0.973·2-s + 1.32·3-s − 1.05·4-s − 5-s − 1.28·6-s + 3.84·7-s + 2.97·8-s − 1.24·9-s + 0.973·10-s + 5.53·11-s − 1.39·12-s + 3.19·13-s − 3.74·14-s − 1.32·15-s − 0.790·16-s + 3.05·17-s + 1.21·18-s + 1.27·19-s + 1.05·20-s + 5.09·21-s − 5.39·22-s + 4.69·23-s + 3.93·24-s + 25-s − 3.10·26-s − 5.62·27-s − 4.04·28-s + ⋯
L(s)  = 1  − 0.688·2-s + 0.763·3-s − 0.525·4-s − 0.447·5-s − 0.526·6-s + 1.45·7-s + 1.05·8-s − 0.416·9-s + 0.307·10-s + 1.66·11-s − 0.401·12-s + 0.885·13-s − 1.00·14-s − 0.341·15-s − 0.197·16-s + 0.741·17-s + 0.286·18-s + 0.292·19-s + 0.235·20-s + 1.11·21-s − 1.14·22-s + 0.979·23-s + 0.802·24-s + 0.200·25-s − 0.609·26-s − 1.08·27-s − 0.764·28-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

\(L(1)\) \(\approx\) \(1.719239484\)
\(L(\frac12)\) \(\approx\) \(1.719239484\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.973T + 2T^{2} \)
3 \( 1 - 1.32T + 3T^{2} \)
7 \( 1 - 3.84T + 7T^{2} \)
11 \( 1 - 5.53T + 11T^{2} \)
13 \( 1 - 3.19T + 13T^{2} \)
17 \( 1 - 3.05T + 17T^{2} \)
19 \( 1 - 1.27T + 19T^{2} \)
23 \( 1 - 4.69T + 23T^{2} \)
29 \( 1 + 7.89T + 29T^{2} \)
31 \( 1 + 8.91T + 31T^{2} \)
37 \( 1 + 1.99T + 37T^{2} \)
41 \( 1 + 1.41T + 41T^{2} \)
43 \( 1 - 10.7T + 43T^{2} \)
47 \( 1 - 8.20T + 47T^{2} \)
53 \( 1 - 2.49T + 53T^{2} \)
59 \( 1 + 8.32T + 59T^{2} \)
61 \( 1 + 5.61T + 61T^{2} \)
67 \( 1 + 2.67T + 67T^{2} \)
71 \( 1 + 4.59T + 71T^{2} \)
73 \( 1 - 3.17T + 73T^{2} \)
79 \( 1 - 15.1T + 79T^{2} \)
83 \( 1 - 13.4T + 83T^{2} \)
89 \( 1 + 11.5T + 89T^{2} \)
97 \( 1 - 7.28T + 97T^{2} \)
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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

−8.961879493281653614708733753500, −8.661261987866155245742786147407, −7.60101711014168649058555688293, −7.46858906768931991949497159942, −5.92229345759316124698588929074, −5.04591328389360548171384648243, −3.99144005305464834196563957556, −3.53343222367073080372041378119, −1.84904972884237450783268015635, −1.05281426382864700345048219551, 1.05281426382864700345048219551, 1.84904972884237450783268015635, 3.53343222367073080372041378119, 3.99144005305464834196563957556, 5.04591328389360548171384648243, 5.92229345759316124698588929074, 7.46858906768931991949497159942, 7.60101711014168649058555688293, 8.661261987866155245742786147407, 8.961879493281653614708733753500

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