Properties

Label 2-21216-1.1-c1-0-14
Degree $2$
Conductor $21216$
Sign $1$
Analytic cond. $169.410$
Root an. cond. $13.0157$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $2$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 2·5-s + 9-s − 4·11-s + 13-s + 2·15-s + 17-s − 4·19-s − 25-s − 27-s − 6·29-s − 8·31-s + 4·33-s − 10·37-s − 39-s − 10·41-s − 2·45-s − 4·47-s − 7·49-s − 51-s − 2·53-s + 8·55-s + 4·57-s − 4·59-s − 6·61-s − 2·65-s + 4·67-s + ⋯
L(s)  = 1  − 0.577·3-s − 0.894·5-s + 1/3·9-s − 1.20·11-s + 0.277·13-s + 0.516·15-s + 0.242·17-s − 0.917·19-s − 1/5·25-s − 0.192·27-s − 1.11·29-s − 1.43·31-s + 0.696·33-s − 1.64·37-s − 0.160·39-s − 1.56·41-s − 0.298·45-s − 0.583·47-s − 49-s − 0.140·51-s − 0.274·53-s + 1.07·55-s + 0.529·57-s − 0.520·59-s − 0.768·61-s − 0.248·65-s + 0.488·67-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 21216 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 21216 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(21216\)    =    \(2^{5} \cdot 3 \cdot 13 \cdot 17\)
Sign: $1$
Analytic conductor: \(169.410\)
Root analytic conductor: \(13.0157\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(2\)
Selberg data: \((2,\ 21216,\ (\ :1/2),\ 1)\)

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 \( 1 \)
3 \( 1 + T \)
13 \( 1 - T \)
17 \( 1 - T \)
good5 \( 1 + 2 T + p T^{2} \)
7 \( 1 + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 + 10 T + p T^{2} \)
41 \( 1 + 10 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + 4 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 + 6 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 - 8 T + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 + 10 T + p T^{2} \)
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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

−16.08926248419773, −15.56427189718393, −15.20496507065658, −14.70142004376352, −13.84765846145665, −13.34277007265836, −12.67417154584484, −12.43167992745354, −11.68482692859479, −11.14378998697203, −10.75755156157660, −10.22906403480160, −9.532408790851345, −8.796944082597492, −8.151919962781488, −7.735459088761790, −7.109682013559102, −6.507737172199115, −5.728466915049854, −5.150513420459535, −4.666628641438937, −3.609042437640877, −3.490555138765390, −2.235352240501869, −1.549481065690417, 0, 0, 1.549481065690417, 2.235352240501869, 3.490555138765390, 3.609042437640877, 4.666628641438937, 5.150513420459535, 5.728466915049854, 6.507737172199115, 7.109682013559102, 7.735459088761790, 8.151919962781488, 8.796944082597492, 9.532408790851345, 10.22906403480160, 10.75755156157660, 11.14378998697203, 11.68482692859479, 12.43167992745354, 12.67417154584484, 13.34277007265836, 13.84765846145665, 14.70142004376352, 15.20496507065658, 15.56427189718393, 16.08926248419773

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