Properties

Label 2-7938-1.1-c1-0-111
Degree $2$
Conductor $7938$
Sign $-1$
Analytic cond. $63.3852$
Root an. cond. $7.96148$
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-s + 4-s − 8-s + 3·11-s − 2·13-s + 16-s − 3·17-s + 19-s − 3·22-s + 6·23-s − 5·25-s + 2·26-s − 6·29-s + 4·31-s − 32-s + 3·34-s − 4·37-s − 38-s + 9·41-s − 43-s + 3·44-s − 6·46-s − 6·47-s + 5·50-s − 2·52-s − 12·53-s + 6·58-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s − 0.353·8-s + 0.904·11-s − 0.554·13-s + 1/4·16-s − 0.727·17-s + 0.229·19-s − 0.639·22-s + 1.25·23-s − 25-s + 0.392·26-s − 1.11·29-s + 0.718·31-s − 0.176·32-s + 0.514·34-s − 0.657·37-s − 0.162·38-s + 1.40·41-s − 0.152·43-s + 0.452·44-s − 0.884·46-s − 0.875·47-s + 0.707·50-s − 0.277·52-s − 1.64·53-s + 0.787·58-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7938 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7938 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7938\)    =    \(2 \cdot 3^{4} \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(63.3852\)
Root analytic conductor: \(7.96148\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 7938,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 + T \)
3 \( 1 \)
7 \( 1 \)
good5 \( 1 + p T^{2} \)
11 \( 1 - 3 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 3 T + p T^{2} \)
19 \( 1 - T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 - 9 T + p T^{2} \)
43 \( 1 + T + p T^{2} \)
47 \( 1 + 6 T + p T^{2} \)
53 \( 1 + 12 T + p T^{2} \)
59 \( 1 - 3 T + p T^{2} \)
61 \( 1 + 8 T + p T^{2} \)
67 \( 1 - 5 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 + 11 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 5 T + p T^{2} \)
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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

−7.57486075433264375877702850521, −6.83856700403258930718083224666, −6.35782135459828133998327355434, −5.48525873198846016080664036461, −4.67165130826644550690102729752, −3.84523654364808887700815920458, −2.98455636915823987690855594247, −2.07379971708251484770168742942, −1.22338111669750545882567189127, 0, 1.22338111669750545882567189127, 2.07379971708251484770168742942, 2.98455636915823987690855594247, 3.84523654364808887700815920458, 4.67165130826644550690102729752, 5.48525873198846016080664036461, 6.35782135459828133998327355434, 6.83856700403258930718083224666, 7.57486075433264375877702850521

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