Properties

Label 2-423-1.1-c1-0-8
Degree $2$
Conductor $423$
Sign $-1$
Analytic cond. $3.37767$
Root an. cond. $1.83784$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2·2-s + 2·4-s + 5-s − 3·7-s − 2·10-s − 11-s − 2·13-s + 6·14-s − 4·16-s − 2·17-s + 6·19-s + 2·20-s + 2·22-s − 3·23-s − 4·25-s + 4·26-s − 6·28-s − 3·29-s + 2·31-s + 8·32-s + 4·34-s − 3·35-s − 7·37-s − 12·38-s − 10·41-s − 10·43-s − 2·44-s + ⋯
L(s)  = 1  − 1.41·2-s + 4-s + 0.447·5-s − 1.13·7-s − 0.632·10-s − 0.301·11-s − 0.554·13-s + 1.60·14-s − 16-s − 0.485·17-s + 1.37·19-s + 0.447·20-s + 0.426·22-s − 0.625·23-s − 4/5·25-s + 0.784·26-s − 1.13·28-s − 0.557·29-s + 0.359·31-s + 1.41·32-s + 0.685·34-s − 0.507·35-s − 1.15·37-s − 1.94·38-s − 1.56·41-s − 1.52·43-s − 0.301·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 423 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 423 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(423\)    =    \(3^{2} \cdot 47\)
Sign: $-1$
Analytic conductor: \(3.37767\)
Root analytic conductor: \(1.83784\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 423,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
47 \( 1 - T \)
good2 \( 1 + p T + p T^{2} \)
5 \( 1 - T + p T^{2} \)
7 \( 1 + 3 T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 - 6 T + p T^{2} \)
23 \( 1 + 3 T + p T^{2} \)
29 \( 1 + 3 T + p T^{2} \)
31 \( 1 - 2 T + p T^{2} \)
37 \( 1 + 7 T + p T^{2} \)
41 \( 1 + 10 T + p T^{2} \)
43 \( 1 + 10 T + p T^{2} \)
53 \( 1 + 4 T + p T^{2} \)
59 \( 1 + 8 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 - 10 T + p T^{2} \)
71 \( 1 - 14 T + p T^{2} \)
73 \( 1 + 10 T + p T^{2} \)
79 \( 1 - 17 T + p T^{2} \)
83 \( 1 + 8 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 - T + p T^{2} \)
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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

−10.21139906970486979508175306560, −9.827535245480289108967102730184, −9.149156412188436581192825917436, −8.100801554629335905381784580980, −7.19598013314039086114174891084, −6.33758757673418292336292093348, −5.05201755691324140880779008098, −3.33358434652105144081845579676, −1.89809557201657584670009427079, 0, 1.89809557201657584670009427079, 3.33358434652105144081845579676, 5.05201755691324140880779008098, 6.33758757673418292336292093348, 7.19598013314039086114174891084, 8.100801554629335905381784580980, 9.149156412188436581192825917436, 9.827535245480289108967102730184, 10.21139906970486979508175306560

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