Properties

Label 2-1399-1399.1398-c0-0-2
Degree $2$
Conductor $1399$
Sign $1$
Analytic cond. $0.698191$
Root an. cond. $0.835578$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.87·2-s + 2.53·4-s − 1.87·5-s − 7-s − 2.87·8-s + 9-s + 3.53·10-s + 0.347·11-s + 1.87·14-s + 2.87·16-s − 1.87·18-s − 1.87·19-s − 4.75·20-s − 0.652·22-s − 23-s + 2.53·25-s − 2.53·28-s + 0.347·29-s − 2.53·32-s + 1.87·35-s + 2.53·36-s + 2·37-s + 3.53·38-s + 5.41·40-s + 0.347·41-s + 0.879·44-s − 1.87·45-s + ⋯
L(s)  = 1  − 1.87·2-s + 2.53·4-s − 1.87·5-s − 7-s − 2.87·8-s + 9-s + 3.53·10-s + 0.347·11-s + 1.87·14-s + 2.87·16-s − 1.87·18-s − 1.87·19-s − 4.75·20-s − 0.652·22-s − 23-s + 2.53·25-s − 2.53·28-s + 0.347·29-s − 2.53·32-s + 1.87·35-s + 2.53·36-s + 2·37-s + 3.53·38-s + 5.41·40-s + 0.347·41-s + 0.879·44-s − 1.87·45-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1399 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1399 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1399\)
Sign: $1$
Analytic conductor: \(0.698191\)
Root analytic conductor: \(0.835578\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{1399} (1398, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1399,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.2551935557\)
\(L(\frac12)\) \(\approx\) \(0.2551935557\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad1399 \( 1 - T \)
good2 \( 1 + 1.87T + T^{2} \)
3 \( 1 - T^{2} \)
5 \( 1 + 1.87T + T^{2} \)
7 \( 1 + T + T^{2} \)
11 \( 1 - 0.347T + T^{2} \)
13 \( 1 - T^{2} \)
17 \( 1 - T^{2} \)
19 \( 1 + 1.87T + T^{2} \)
23 \( 1 + T + T^{2} \)
29 \( 1 - 0.347T + T^{2} \)
31 \( 1 - T^{2} \)
37 \( 1 - 2T + T^{2} \)
41 \( 1 - 0.347T + T^{2} \)
43 \( 1 - T^{2} \)
47 \( 1 - T^{2} \)
53 \( 1 - T^{2} \)
59 \( 1 - 2T + T^{2} \)
61 \( 1 + T + T^{2} \)
67 \( 1 - T^{2} \)
71 \( 1 - T^{2} \)
73 \( 1 - 1.53T + T^{2} \)
79 \( 1 - 1.53T + T^{2} \)
83 \( 1 - 1.53T + T^{2} \)
89 \( 1 - 1.53T + T^{2} \)
97 \( 1 - T^{2} \)
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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

−9.644783436768664540910238586277, −8.941717319702858673938916501755, −8.036611859775545535971489951826, −7.74608267319443756917231089509, −6.68557149873679480461627036315, −6.43773220657737047033485917765, −4.34430281478938848373164255729, −3.59764425696221579862302738368, −2.31940306157713862423758059803, −0.68732815282762123200203408539, 0.68732815282762123200203408539, 2.31940306157713862423758059803, 3.59764425696221579862302738368, 4.34430281478938848373164255729, 6.43773220657737047033485917765, 6.68557149873679480461627036315, 7.74608267319443756917231089509, 8.036611859775545535971489951826, 8.941717319702858673938916501755, 9.644783436768664540910238586277

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