Properties

Label 2-2008-1.1-c1-0-11
Degree $2$
Conductor $2008$
Sign $1$
Analytic cond. $16.0339$
Root an. cond. $4.00424$
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  − 2.74·3-s + 2.14·5-s − 3.54·7-s + 4.53·9-s + 6.54·11-s + 5.92·13-s − 5.90·15-s + 3.02·17-s − 5.44·19-s + 9.74·21-s − 2.97·23-s − 0.379·25-s − 4.21·27-s − 7.08·29-s − 2.90·31-s − 17.9·33-s − 7.63·35-s + 5.80·37-s − 16.2·39-s − 8.06·41-s + 8.02·43-s + 9.74·45-s + 12.1·47-s + 5.60·49-s − 8.31·51-s − 4.41·53-s + 14.0·55-s + ⋯
L(s)  = 1  − 1.58·3-s + 0.961·5-s − 1.34·7-s + 1.51·9-s + 1.97·11-s + 1.64·13-s − 1.52·15-s + 0.734·17-s − 1.24·19-s + 2.12·21-s − 0.620·23-s − 0.0758·25-s − 0.810·27-s − 1.31·29-s − 0.521·31-s − 3.12·33-s − 1.28·35-s + 0.954·37-s − 2.60·39-s − 1.25·41-s + 1.22·43-s + 1.45·45-s + 1.77·47-s + 0.800·49-s − 1.16·51-s − 0.605·53-s + 1.89·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2008 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2008 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2008\)    =    \(2^{3} \cdot 251\)
Sign: $1$
Analytic conductor: \(16.0339\)
Root analytic conductor: \(4.00424\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2008,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.172813772\)
\(L(\frac12)\) \(\approx\) \(1.172813772\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
251 \( 1 + T \)
good3 \( 1 + 2.74T + 3T^{2} \)
5 \( 1 - 2.14T + 5T^{2} \)
7 \( 1 + 3.54T + 7T^{2} \)
11 \( 1 - 6.54T + 11T^{2} \)
13 \( 1 - 5.92T + 13T^{2} \)
17 \( 1 - 3.02T + 17T^{2} \)
19 \( 1 + 5.44T + 19T^{2} \)
23 \( 1 + 2.97T + 23T^{2} \)
29 \( 1 + 7.08T + 29T^{2} \)
31 \( 1 + 2.90T + 31T^{2} \)
37 \( 1 - 5.80T + 37T^{2} \)
41 \( 1 + 8.06T + 41T^{2} \)
43 \( 1 - 8.02T + 43T^{2} \)
47 \( 1 - 12.1T + 47T^{2} \)
53 \( 1 + 4.41T + 53T^{2} \)
59 \( 1 - 10.8T + 59T^{2} \)
61 \( 1 - 3.39T + 61T^{2} \)
67 \( 1 - 12.2T + 67T^{2} \)
71 \( 1 + 3.79T + 71T^{2} \)
73 \( 1 + 5.43T + 73T^{2} \)
79 \( 1 + 5.75T + 79T^{2} \)
83 \( 1 + 2.88T + 83T^{2} \)
89 \( 1 - 17.2T + 89T^{2} \)
97 \( 1 - 10.2T + 97T^{2} \)
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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

−9.367742828829231342575841474943, −8.648413499035737963851364268925, −7.11533725101647248220663045477, −6.39875637329454409301493178247, −6.03081814230769498512376816072, −5.66354027884509242359397896544, −4.12665620990625741877177747089, −3.64742649786835247462259709571, −1.85397193687510446504741540830, −0.814853203175159875830874087074, 0.814853203175159875830874087074, 1.85397193687510446504741540830, 3.64742649786835247462259709571, 4.12665620990625741877177747089, 5.66354027884509242359397896544, 6.03081814230769498512376816072, 6.39875637329454409301493178247, 7.11533725101647248220663045477, 8.648413499035737963851364268925, 9.367742828829231342575841474943

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