Properties

Label 2-2005-1.1-c1-0-15
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  + 1.68·2-s − 3.03·3-s + 0.841·4-s − 5-s − 5.11·6-s − 1.28·7-s − 1.95·8-s + 6.20·9-s − 1.68·10-s + 5.55·11-s − 2.55·12-s − 5.66·13-s − 2.16·14-s + 3.03·15-s − 4.97·16-s − 2.71·17-s + 10.4·18-s − 7.10·19-s − 0.841·20-s + 3.89·21-s + 9.36·22-s − 0.0121·23-s + 5.92·24-s + 25-s − 9.55·26-s − 9.73·27-s − 1.08·28-s + ⋯
L(s)  = 1  + 1.19·2-s − 1.75·3-s + 0.420·4-s − 0.447·5-s − 2.08·6-s − 0.485·7-s − 0.690·8-s + 2.06·9-s − 0.533·10-s + 1.67·11-s − 0.737·12-s − 1.57·13-s − 0.578·14-s + 0.783·15-s − 1.24·16-s − 0.657·17-s + 2.46·18-s − 1.62·19-s − 0.188·20-s + 0.850·21-s + 1.99·22-s − 0.00253·23-s + 1.20·24-s + 0.200·25-s − 1.87·26-s − 1.87·27-s − 0.204·28-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

\(L(1)\) \(\approx\) \(0.9905287715\)
\(L(\frac12)\) \(\approx\) \(0.9905287715\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.68T + 2T^{2} \)
3 \( 1 + 3.03T + 3T^{2} \)
7 \( 1 + 1.28T + 7T^{2} \)
11 \( 1 - 5.55T + 11T^{2} \)
13 \( 1 + 5.66T + 13T^{2} \)
17 \( 1 + 2.71T + 17T^{2} \)
19 \( 1 + 7.10T + 19T^{2} \)
23 \( 1 + 0.0121T + 23T^{2} \)
29 \( 1 - 1.24T + 29T^{2} \)
31 \( 1 - 6.75T + 31T^{2} \)
37 \( 1 - 11.7T + 37T^{2} \)
41 \( 1 - 6.41T + 41T^{2} \)
43 \( 1 + 3.12T + 43T^{2} \)
47 \( 1 + 8.74T + 47T^{2} \)
53 \( 1 - 0.898T + 53T^{2} \)
59 \( 1 - 9.59T + 59T^{2} \)
61 \( 1 - 8.97T + 61T^{2} \)
67 \( 1 - 14.4T + 67T^{2} \)
71 \( 1 - 9.80T + 71T^{2} \)
73 \( 1 - 3.34T + 73T^{2} \)
79 \( 1 + 4.34T + 79T^{2} \)
83 \( 1 - 5.90T + 83T^{2} \)
89 \( 1 + 12.9T + 89T^{2} \)
97 \( 1 - 9.60T + 97T^{2} \)
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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

−9.479158768649887880217475702698, −8.296658997891285401314952306813, −6.83859362822731867187991904999, −6.61481109375903461417873023523, −6.00691982493700645455668539251, −4.93122104481556630160709100402, −4.44903717751384403707829465360, −3.86495485176781260845164832129, −2.38953822514805731196436330933, −0.58600773570103304172163992416, 0.58600773570103304172163992416, 2.38953822514805731196436330933, 3.86495485176781260845164832129, 4.44903717751384403707829465360, 4.93122104481556630160709100402, 6.00691982493700645455668539251, 6.61481109375903461417873023523, 6.83859362822731867187991904999, 8.296658997891285401314952306813, 9.479158768649887880217475702698

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