Properties

Label 2-2005-1.1-c1-0-89
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  + 1.72·2-s − 2.82·3-s + 0.965·4-s − 5-s − 4.85·6-s + 1.90·7-s − 1.78·8-s + 4.96·9-s − 1.72·10-s − 0.406·11-s − 2.72·12-s + 0.826·13-s + 3.27·14-s + 2.82·15-s − 4.99·16-s − 1.05·17-s + 8.54·18-s + 6.14·19-s − 0.965·20-s − 5.37·21-s − 0.699·22-s + 7.03·23-s + 5.02·24-s + 25-s + 1.42·26-s − 5.54·27-s + 1.83·28-s + ⋯
L(s)  = 1  + 1.21·2-s − 1.62·3-s + 0.482·4-s − 0.447·5-s − 1.98·6-s + 0.719·7-s − 0.629·8-s + 1.65·9-s − 0.544·10-s − 0.122·11-s − 0.786·12-s + 0.229·13-s + 0.876·14-s + 0.728·15-s − 1.24·16-s − 0.255·17-s + 2.01·18-s + 1.40·19-s − 0.215·20-s − 1.17·21-s − 0.149·22-s + 1.46·23-s + 1.02·24-s + 0.200·25-s + 0.279·26-s − 1.06·27-s + 0.347·28-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 \( 1 - 1.72T + 2T^{2} \)
3 \( 1 + 2.82T + 3T^{2} \)
7 \( 1 - 1.90T + 7T^{2} \)
11 \( 1 + 0.406T + 11T^{2} \)
13 \( 1 - 0.826T + 13T^{2} \)
17 \( 1 + 1.05T + 17T^{2} \)
19 \( 1 - 6.14T + 19T^{2} \)
23 \( 1 - 7.03T + 23T^{2} \)
29 \( 1 + 10.0T + 29T^{2} \)
31 \( 1 + 10.3T + 31T^{2} \)
37 \( 1 + 6.70T + 37T^{2} \)
41 \( 1 - 9.72T + 41T^{2} \)
43 \( 1 + 4.37T + 43T^{2} \)
47 \( 1 + 8.18T + 47T^{2} \)
53 \( 1 + 0.699T + 53T^{2} \)
59 \( 1 - 2.39T + 59T^{2} \)
61 \( 1 + 8.98T + 61T^{2} \)
67 \( 1 + 6.60T + 67T^{2} \)
71 \( 1 - 0.219T + 71T^{2} \)
73 \( 1 - 7.26T + 73T^{2} \)
79 \( 1 + 7.60T + 79T^{2} \)
83 \( 1 + 7.58T + 83T^{2} \)
89 \( 1 + 7.39T + 89T^{2} \)
97 \( 1 - 4.54T + 97T^{2} \)
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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

−8.855043447476931574070601028959, −7.52992076835331809674186793922, −7.01234635908080354200316014238, −6.01045134704992044967688999987, −5.26385951398081226041118671389, −5.04456505128076772129569146845, −4.06406093804033461269222013477, −3.20996992482954028920153226414, −1.50622809690269636644688877925, 0, 1.50622809690269636644688877925, 3.20996992482954028920153226414, 4.06406093804033461269222013477, 5.04456505128076772129569146845, 5.26385951398081226041118671389, 6.01045134704992044967688999987, 7.01234635908080354200316014238, 7.52992076835331809674186793922, 8.855043447476931574070601028959

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