Properties

Label 2-2400-1.1-c1-0-16
Degree $2$
Conductor $2400$
Sign $1$
Analytic cond. $19.1640$
Root an. cond. $4.37768$
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 + 4·7-s + 9-s + 4·11-s + 2·13-s + 6·17-s − 4·19-s − 4·21-s − 27-s + 2·29-s + 4·31-s − 4·33-s + 2·37-s − 2·39-s + 2·41-s − 4·43-s − 8·47-s + 9·49-s − 6·51-s − 10·53-s + 4·57-s − 4·59-s + 6·61-s + 4·63-s − 4·67-s − 16·71-s + 6·73-s + ⋯
L(s)  = 1  − 0.577·3-s + 1.51·7-s + 1/3·9-s + 1.20·11-s + 0.554·13-s + 1.45·17-s − 0.917·19-s − 0.872·21-s − 0.192·27-s + 0.371·29-s + 0.718·31-s − 0.696·33-s + 0.328·37-s − 0.320·39-s + 0.312·41-s − 0.609·43-s − 1.16·47-s + 9/7·49-s − 0.840·51-s − 1.37·53-s + 0.529·57-s − 0.520·59-s + 0.768·61-s + 0.503·63-s − 0.488·67-s − 1.89·71-s + 0.702·73-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2400\)    =    \(2^{5} \cdot 3 \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(19.1640\)
Root analytic conductor: \(4.37768\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.095499950\)
\(L(\frac12)\) \(\approx\) \(2.095499950\)
\(L(\frac{3}{2})\) 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 \( 1 \)
good7 \( 1 - 4 T + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 + 10 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 - 6 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + 16 T + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 + 12 T + p T^{2} \)
89 \( 1 - 10 T + p T^{2} \)
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

−8.824046048556980758736864363820, −8.187690885601832957542462060811, −7.51599841504707801181092960196, −6.48884074088343388628451242584, −5.91022112565038900100369808945, −4.90911980616858985140087544886, −4.34933392140332560567015192416, −3.33595145158661942591347021628, −1.79509095105059034627127171893, −1.07872352480771079736145349824, 1.07872352480771079736145349824, 1.79509095105059034627127171893, 3.33595145158661942591347021628, 4.34933392140332560567015192416, 4.90911980616858985140087544886, 5.91022112565038900100369808945, 6.48884074088343388628451242584, 7.51599841504707801181092960196, 8.187690885601832957542462060811, 8.824046048556980758736864363820

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