Properties

Label 2-2005-1.1-c1-0-44
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  + 2.20·2-s − 2.28·3-s + 2.84·4-s + 5-s − 5.03·6-s − 0.723·7-s + 1.85·8-s + 2.23·9-s + 2.20·10-s − 0.340·11-s − 6.50·12-s − 0.0740·13-s − 1.59·14-s − 2.28·15-s − 1.60·16-s + 4.05·17-s + 4.92·18-s + 3.30·19-s + 2.84·20-s + 1.65·21-s − 0.749·22-s + 4.02·23-s − 4.24·24-s + 25-s − 0.163·26-s + 1.74·27-s − 2.05·28-s + ⋯
L(s)  = 1  + 1.55·2-s − 1.32·3-s + 1.42·4-s + 0.447·5-s − 2.05·6-s − 0.273·7-s + 0.656·8-s + 0.745·9-s + 0.695·10-s − 0.102·11-s − 1.87·12-s − 0.0205·13-s − 0.425·14-s − 0.590·15-s − 0.400·16-s + 0.984·17-s + 1.16·18-s + 0.758·19-s + 0.635·20-s + 0.361·21-s − 0.159·22-s + 0.839·23-s − 0.867·24-s + 0.200·25-s − 0.0319·26-s + 0.336·27-s − 0.388·28-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

\(L(1)\) \(\approx\) \(2.849345438\)
\(L(\frac12)\) \(\approx\) \(2.849345438\)
\(L(\frac{3}{2})\) 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 \( 1 - 2.20T + 2T^{2} \)
3 \( 1 + 2.28T + 3T^{2} \)
7 \( 1 + 0.723T + 7T^{2} \)
11 \( 1 + 0.340T + 11T^{2} \)
13 \( 1 + 0.0740T + 13T^{2} \)
17 \( 1 - 4.05T + 17T^{2} \)
19 \( 1 - 3.30T + 19T^{2} \)
23 \( 1 - 4.02T + 23T^{2} \)
29 \( 1 - 5.39T + 29T^{2} \)
31 \( 1 - 3.92T + 31T^{2} \)
37 \( 1 - 2.07T + 37T^{2} \)
41 \( 1 + 6.08T + 41T^{2} \)
43 \( 1 - 8.12T + 43T^{2} \)
47 \( 1 - 0.959T + 47T^{2} \)
53 \( 1 - 0.920T + 53T^{2} \)
59 \( 1 - 12.4T + 59T^{2} \)
61 \( 1 + 4.61T + 61T^{2} \)
67 \( 1 - 5.45T + 67T^{2} \)
71 \( 1 - 13.9T + 71T^{2} \)
73 \( 1 - 8.35T + 73T^{2} \)
79 \( 1 - 4.54T + 79T^{2} \)
83 \( 1 + 7.41T + 83T^{2} \)
89 \( 1 + 1.47T + 89T^{2} \)
97 \( 1 + 6.56T + 97T^{2} \)
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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

−9.423900813210654304593690046537, −8.189915452562441408799744373576, −6.97158698067900700800977067333, −6.51111893122539270927314868608, −5.67248256962580534870442563316, −5.26306962755554113789960514057, −4.57066052507095868762558750446, −3.45599782719110930641358107974, −2.60254548385298905090198981238, −0.983745589881359003487753995040, 0.983745589881359003487753995040, 2.60254548385298905090198981238, 3.45599782719110930641358107974, 4.57066052507095868762558750446, 5.26306962755554113789960514057, 5.67248256962580534870442563316, 6.51111893122539270927314868608, 6.97158698067900700800977067333, 8.189915452562441408799744373576, 9.423900813210654304593690046537

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