Properties

Label 2-2005-1.1-c1-0-50
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  − 0.757·2-s − 2.32·3-s − 1.42·4-s + 5-s + 1.76·6-s − 3.79·7-s + 2.59·8-s + 2.42·9-s − 0.757·10-s − 0.891·11-s + 3.32·12-s + 5.68·13-s + 2.86·14-s − 2.32·15-s + 0.889·16-s − 7.56·17-s − 1.83·18-s − 5.02·19-s − 1.42·20-s + 8.83·21-s + 0.674·22-s + 1.01·23-s − 6.04·24-s + 25-s − 4.30·26-s + 1.33·27-s + 5.40·28-s + ⋯
L(s)  = 1  − 0.535·2-s − 1.34·3-s − 0.713·4-s + 0.447·5-s + 0.720·6-s − 1.43·7-s + 0.917·8-s + 0.809·9-s − 0.239·10-s − 0.268·11-s + 0.959·12-s + 1.57·13-s + 0.767·14-s − 0.601·15-s + 0.222·16-s − 1.83·17-s − 0.433·18-s − 1.15·19-s − 0.319·20-s + 1.92·21-s + 0.143·22-s + 0.212·23-s − 1.23·24-s + 0.200·25-s − 0.843·26-s + 0.256·27-s + 1.02·28-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 \( 1 + 0.757T + 2T^{2} \)
3 \( 1 + 2.32T + 3T^{2} \)
7 \( 1 + 3.79T + 7T^{2} \)
11 \( 1 + 0.891T + 11T^{2} \)
13 \( 1 - 5.68T + 13T^{2} \)
17 \( 1 + 7.56T + 17T^{2} \)
19 \( 1 + 5.02T + 19T^{2} \)
23 \( 1 - 1.01T + 23T^{2} \)
29 \( 1 - 8.57T + 29T^{2} \)
31 \( 1 - 3.75T + 31T^{2} \)
37 \( 1 - 4.16T + 37T^{2} \)
41 \( 1 - 12.1T + 41T^{2} \)
43 \( 1 - 2.23T + 43T^{2} \)
47 \( 1 + 1.93T + 47T^{2} \)
53 \( 1 + 5.59T + 53T^{2} \)
59 \( 1 - 6.78T + 59T^{2} \)
61 \( 1 + 4.06T + 61T^{2} \)
67 \( 1 - 7.67T + 67T^{2} \)
71 \( 1 + 10.7T + 71T^{2} \)
73 \( 1 + 8.62T + 73T^{2} \)
79 \( 1 - 1.03T + 79T^{2} \)
83 \( 1 + 5.05T + 83T^{2} \)
89 \( 1 - 6.55T + 89T^{2} \)
97 \( 1 + 11.4T + 97T^{2} \)
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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

−8.887014513655272281756988839632, −8.257016757071839627783925128554, −6.83244908048094113173545012709, −6.31849586169148011714390827877, −5.87120291105777402910062842903, −4.66763079557157910086330111487, −4.08833820261219144045891314140, −2.67926867003985908388057853223, −1.02818124120917139052882767829, 0, 1.02818124120917139052882767829, 2.67926867003985908388057853223, 4.08833820261219144045891314140, 4.66763079557157910086330111487, 5.87120291105777402910062842903, 6.31849586169148011714390827877, 6.83244908048094113173545012709, 8.257016757071839627783925128554, 8.887014513655272281756988839632

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