Properties

Label 2-2007-223.222-c0-0-2
Degree $2$
Conductor $2007$
Sign $1$
Analytic cond. $1.00162$
Root an. cond. $1.00081$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 4-s − 2·7-s + 16-s + 2·19-s + 25-s + 2·28-s − 2·31-s + 2·37-s + 2·43-s + 3·49-s − 64-s − 2·73-s − 2·76-s − 100-s + 2·109-s − 2·112-s + ⋯
L(s)  = 1  − 4-s − 2·7-s + 16-s + 2·19-s + 25-s + 2·28-s − 2·31-s + 2·37-s + 2·43-s + 3·49-s − 64-s − 2·73-s − 2·76-s − 100-s + 2·109-s − 2·112-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2007 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2007 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2007\)    =    \(3^{2} \cdot 223\)
Sign: $1$
Analytic conductor: \(1.00162\)
Root analytic conductor: \(1.00081\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{2007} (1783, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2007,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.7020481518\)
\(L(\frac12)\) \(\approx\) \(0.7020481518\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
223 \( 1 + T \)
good2 \( 1 + T^{2} \)
5 \( ( 1 - T )( 1 + T ) \)
7 \( ( 1 + T )^{2} \)
11 \( ( 1 - T )( 1 + T ) \)
13 \( ( 1 - T )( 1 + T ) \)
17 \( 1 + T^{2} \)
19 \( ( 1 - T )^{2} \)
23 \( ( 1 - T )( 1 + T ) \)
29 \( 1 + T^{2} \)
31 \( ( 1 + T )^{2} \)
37 \( ( 1 - T )^{2} \)
41 \( 1 + T^{2} \)
43 \( ( 1 - T )^{2} \)
47 \( 1 + T^{2} \)
53 \( 1 + T^{2} \)
59 \( ( 1 - T )( 1 + T ) \)
61 \( ( 1 - T )( 1 + T ) \)
67 \( ( 1 - T )( 1 + T ) \)
71 \( ( 1 - T )( 1 + T ) \)
73 \( ( 1 + T )^{2} \)
79 \( ( 1 - T )( 1 + T ) \)
83 \( 1 + T^{2} \)
89 \( 1 + T^{2} \)
97 \( ( 1 - T )( 1 + T ) \)
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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

−9.295483737652050024558347200814, −8.978057908770733751238845670554, −7.65262350123440696539272297607, −7.11295277588960006563500878245, −5.98338243537363562300314601058, −5.51624408186088424564462063020, −4.33688388934765480097812841036, −3.46575196039347532070114231535, −2.85010580782358252151196403436, −0.829167485574491530653572894879, 0.829167485574491530653572894879, 2.85010580782358252151196403436, 3.46575196039347532070114231535, 4.33688388934765480097812841036, 5.51624408186088424564462063020, 5.98338243537363562300314601058, 7.11295277588960006563500878245, 7.65262350123440696539272297607, 8.978057908770733751238845670554, 9.295483737652050024558347200814

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