Properties

Label 2-2005-1.1-c1-0-5
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  + 1.29·2-s − 1.73·3-s − 0.311·4-s − 5-s − 2.25·6-s − 3.87·7-s − 3.00·8-s + 0.0154·9-s − 1.29·10-s − 1.17·11-s + 0.540·12-s − 5.85·13-s − 5.03·14-s + 1.73·15-s − 3.28·16-s + 5.19·17-s + 0.0200·18-s + 4.16·19-s + 0.311·20-s + 6.72·21-s − 1.53·22-s − 8.14·23-s + 5.21·24-s + 25-s − 7.60·26-s + 5.18·27-s + 1.20·28-s + ⋯
L(s)  = 1  + 0.918·2-s − 1.00·3-s − 0.155·4-s − 0.447·5-s − 0.921·6-s − 1.46·7-s − 1.06·8-s + 0.00515·9-s − 0.410·10-s − 0.355·11-s + 0.155·12-s − 1.62·13-s − 1.34·14-s + 0.448·15-s − 0.820·16-s + 1.25·17-s + 0.00473·18-s + 0.954·19-s + 0.0695·20-s + 1.46·21-s − 0.326·22-s − 1.69·23-s + 1.06·24-s + 0.200·25-s − 1.49·26-s + 0.997·27-s + 0.227·28-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

\(L(1)\) \(\approx\) \(0.4504590480\)
\(L(\frac12)\) \(\approx\) \(0.4504590480\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.29T + 2T^{2} \)
3 \( 1 + 1.73T + 3T^{2} \)
7 \( 1 + 3.87T + 7T^{2} \)
11 \( 1 + 1.17T + 11T^{2} \)
13 \( 1 + 5.85T + 13T^{2} \)
17 \( 1 - 5.19T + 17T^{2} \)
19 \( 1 - 4.16T + 19T^{2} \)
23 \( 1 + 8.14T + 23T^{2} \)
29 \( 1 + 1.03T + 29T^{2} \)
31 \( 1 - 2.43T + 31T^{2} \)
37 \( 1 + 11.5T + 37T^{2} \)
41 \( 1 - 2.14T + 41T^{2} \)
43 \( 1 - 5.27T + 43T^{2} \)
47 \( 1 - 2.08T + 47T^{2} \)
53 \( 1 - 0.828T + 53T^{2} \)
59 \( 1 + 0.437T + 59T^{2} \)
61 \( 1 - 4.17T + 61T^{2} \)
67 \( 1 - 1.00T + 67T^{2} \)
71 \( 1 + 0.747T + 71T^{2} \)
73 \( 1 + 1.42T + 73T^{2} \)
79 \( 1 - 1.34T + 79T^{2} \)
83 \( 1 - 0.0187T + 83T^{2} \)
89 \( 1 + 3.97T + 89T^{2} \)
97 \( 1 + 7.25T + 97T^{2} \)
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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

−9.502516251808513842163740632353, −8.275658168727192022716710862424, −7.32174983724907905376466715720, −6.56945004091042957669829069880, −5.58126528223276803491246187810, −5.41898890155309384403900809531, −4.32662342713186409574937271009, −3.41398385607141144732493993112, −2.70590618659600682301183089415, −0.38231412699379024657865473821, 0.38231412699379024657865473821, 2.70590618659600682301183089415, 3.41398385607141144732493993112, 4.32662342713186409574937271009, 5.41898890155309384403900809531, 5.58126528223276803491246187810, 6.56945004091042957669829069880, 7.32174983724907905376466715720, 8.275658168727192022716710862424, 9.502516251808513842163740632353

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