Properties

Label 2-8400-1.1-c1-0-24
Degree $2$
Conductor $8400$
Sign $1$
Analytic cond. $67.0743$
Root an. cond. $8.18989$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s + 7-s + 9-s − 6·11-s + 13-s − 3·17-s + 4·19-s + 21-s − 3·23-s + 27-s + 3·29-s − 5·31-s − 6·33-s + 10·37-s + 39-s + 9·41-s − 43-s + 49-s − 3·51-s − 9·53-s + 4·57-s − 9·59-s + 11·61-s + 63-s − 4·67-s − 3·69-s + 12·71-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.377·7-s + 1/3·9-s − 1.80·11-s + 0.277·13-s − 0.727·17-s + 0.917·19-s + 0.218·21-s − 0.625·23-s + 0.192·27-s + 0.557·29-s − 0.898·31-s − 1.04·33-s + 1.64·37-s + 0.160·39-s + 1.40·41-s − 0.152·43-s + 1/7·49-s − 0.420·51-s − 1.23·53-s + 0.529·57-s − 1.17·59-s + 1.40·61-s + 0.125·63-s − 0.488·67-s − 0.361·69-s + 1.42·71-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8400\)    =    \(2^{4} \cdot 3 \cdot 5^{2} \cdot 7\)
Sign: $1$
Analytic conductor: \(67.0743\)
Root analytic conductor: \(8.18989\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.259540709\)
\(L(\frac12)\) \(\approx\) \(2.259540709\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
5 \( 1 \)
7 \( 1 - T \)
good11 \( 1 + 6 T + p T^{2} \)
13 \( 1 - T + p T^{2} \)
17 \( 1 + 3 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 + 3 T + p T^{2} \)
29 \( 1 - 3 T + p T^{2} \)
31 \( 1 + 5 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 - 9 T + p T^{2} \)
43 \( 1 + T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + 9 T + p T^{2} \)
59 \( 1 + 9 T + p T^{2} \)
61 \( 1 - 11 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 - 10 T + p T^{2} \)
83 \( 1 - 9 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 + 14 T + p T^{2} \)
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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

−7.908220868583684923536465850228, −7.36953421110109550625254581421, −6.42336021955059773313831189363, −5.65305633217775258429084621644, −4.96747280757645114313885628023, −4.31135753195991685499576206191, −3.36818272481441082106306892461, −2.60268529220797634734675891967, −1.98721572396478945544870655698, −0.69814422051997673964396588563, 0.69814422051997673964396588563, 1.98721572396478945544870655698, 2.60268529220797634734675891967, 3.36818272481441082106306892461, 4.31135753195991685499576206191, 4.96747280757645114313885628023, 5.65305633217775258429084621644, 6.42336021955059773313831189363, 7.36953421110109550625254581421, 7.908220868583684923536465850228

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