Properties

Label 2-2005-1.1-c1-0-63
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  − 0.868·2-s + 2.12·3-s − 1.24·4-s + 5-s − 1.84·6-s + 3.66·7-s + 2.81·8-s + 1.51·9-s − 0.868·10-s − 2.35·11-s − 2.64·12-s + 5.42·13-s − 3.17·14-s + 2.12·15-s + 0.0446·16-s + 4.31·17-s − 1.31·18-s + 2.73·19-s − 1.24·20-s + 7.77·21-s + 2.04·22-s − 3.59·23-s + 5.99·24-s + 25-s − 4.70·26-s − 3.15·27-s − 4.56·28-s + ⋯
L(s)  = 1  − 0.613·2-s + 1.22·3-s − 0.623·4-s + 0.447·5-s − 0.753·6-s + 1.38·7-s + 0.996·8-s + 0.505·9-s − 0.274·10-s − 0.710·11-s − 0.764·12-s + 1.50·13-s − 0.849·14-s + 0.548·15-s + 0.0111·16-s + 1.04·17-s − 0.310·18-s + 0.627·19-s − 0.278·20-s + 1.69·21-s + 0.436·22-s − 0.750·23-s + 1.22·24-s + 0.200·25-s − 0.923·26-s − 0.606·27-s − 0.861·28-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

\(L(1)\) \(\approx\) \(2.270334644\)
\(L(\frac12)\) \(\approx\) \(2.270334644\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.868T + 2T^{2} \)
3 \( 1 - 2.12T + 3T^{2} \)
7 \( 1 - 3.66T + 7T^{2} \)
11 \( 1 + 2.35T + 11T^{2} \)
13 \( 1 - 5.42T + 13T^{2} \)
17 \( 1 - 4.31T + 17T^{2} \)
19 \( 1 - 2.73T + 19T^{2} \)
23 \( 1 + 3.59T + 23T^{2} \)
29 \( 1 - 4.30T + 29T^{2} \)
31 \( 1 + 4.74T + 31T^{2} \)
37 \( 1 + 5.76T + 37T^{2} \)
41 \( 1 - 4.86T + 41T^{2} \)
43 \( 1 + 6.75T + 43T^{2} \)
47 \( 1 - 8.03T + 47T^{2} \)
53 \( 1 - 0.533T + 53T^{2} \)
59 \( 1 - 8.47T + 59T^{2} \)
61 \( 1 + 10.8T + 61T^{2} \)
67 \( 1 - 5.43T + 67T^{2} \)
71 \( 1 - 8.20T + 71T^{2} \)
73 \( 1 + 13.1T + 73T^{2} \)
79 \( 1 + 1.12T + 79T^{2} \)
83 \( 1 - 2.14T + 83T^{2} \)
89 \( 1 - 2.59T + 89T^{2} \)
97 \( 1 + 8.77T + 97T^{2} \)
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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

−8.904319303367758071693748627894, −8.423648252659968739147784967884, −7.962185465294038304444788549621, −7.33870707040490806454098758344, −5.79003742130414056932821408709, −5.14897372313777264018160314784, −4.09018454279076517181782539690, −3.26014473812421174164700054285, −1.99028674555771286599643941326, −1.18292367762315562093619270993, 1.18292367762315562093619270993, 1.99028674555771286599643941326, 3.26014473812421174164700054285, 4.09018454279076517181782539690, 5.14897372313777264018160314784, 5.79003742130414056932821408709, 7.33870707040490806454098758344, 7.962185465294038304444788549621, 8.423648252659968739147784967884, 8.904319303367758071693748627894

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