Properties

Label 2-2005-1.1-c1-0-86
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  + 0.282·2-s − 0.0447·3-s − 1.92·4-s − 5-s − 0.0126·6-s + 0.565·7-s − 1.10·8-s − 2.99·9-s − 0.282·10-s + 3.86·11-s + 0.0858·12-s + 0.541·13-s + 0.159·14-s + 0.0447·15-s + 3.52·16-s + 3.38·17-s − 0.847·18-s − 1.46·19-s + 1.92·20-s − 0.0252·21-s + 1.09·22-s − 0.329·23-s + 0.0495·24-s + 25-s + 0.152·26-s + 0.268·27-s − 1.08·28-s + ⋯
L(s)  = 1  + 0.199·2-s − 0.0258·3-s − 0.960·4-s − 0.447·5-s − 0.00516·6-s + 0.213·7-s − 0.391·8-s − 0.999·9-s − 0.0893·10-s + 1.16·11-s + 0.0247·12-s + 0.150·13-s + 0.0427·14-s + 0.0115·15-s + 0.881·16-s + 0.821·17-s − 0.199·18-s − 0.336·19-s + 0.429·20-s − 0.00551·21-s + 0.232·22-s − 0.0686·23-s + 0.0101·24-s + 0.200·25-s + 0.0300·26-s + 0.0516·27-s − 0.205·28-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 \( 1 - 0.282T + 2T^{2} \)
3 \( 1 + 0.0447T + 3T^{2} \)
7 \( 1 - 0.565T + 7T^{2} \)
11 \( 1 - 3.86T + 11T^{2} \)
13 \( 1 - 0.541T + 13T^{2} \)
17 \( 1 - 3.38T + 17T^{2} \)
19 \( 1 + 1.46T + 19T^{2} \)
23 \( 1 + 0.329T + 23T^{2} \)
29 \( 1 - 3.58T + 29T^{2} \)
31 \( 1 + 7.55T + 31T^{2} \)
37 \( 1 + 4.39T + 37T^{2} \)
41 \( 1 + 1.21T + 41T^{2} \)
43 \( 1 + 9.28T + 43T^{2} \)
47 \( 1 - 1.50T + 47T^{2} \)
53 \( 1 + 12.7T + 53T^{2} \)
59 \( 1 - 4.03T + 59T^{2} \)
61 \( 1 - 5.10T + 61T^{2} \)
67 \( 1 - 4.63T + 67T^{2} \)
71 \( 1 + 3.57T + 71T^{2} \)
73 \( 1 + 7.26T + 73T^{2} \)
79 \( 1 + 13.3T + 79T^{2} \)
83 \( 1 + 9.55T + 83T^{2} \)
89 \( 1 + 14.0T + 89T^{2} \)
97 \( 1 + 8.38T + 97T^{2} \)
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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

−8.569508285877294866351302525601, −8.345621094034084130432094261298, −7.22985350853271475456341914393, −6.25025899182308371873474341990, −5.47366813593940667895071591291, −4.67756037507307452478220207225, −3.74990743046407002019556054085, −3.13901989128137591654787422856, −1.44995737430844028231390606681, 0, 1.44995737430844028231390606681, 3.13901989128137591654787422856, 3.74990743046407002019556054085, 4.67756037507307452478220207225, 5.47366813593940667895071591291, 6.25025899182308371873474341990, 7.22985350853271475456341914393, 8.345621094034084130432094261298, 8.569508285877294866351302525601

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