Properties

Label 2-9680-1.1-c1-0-200
Degree $2$
Conductor $9680$
Sign $-1$
Analytic cond. $77.2951$
Root an. cond. $8.79176$
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  + 2·3-s − 5-s + 2·7-s + 9-s − 2·13-s − 2·15-s + 6·17-s − 4·19-s + 4·21-s − 6·23-s + 25-s − 4·27-s − 6·29-s + 4·31-s − 2·35-s + 2·37-s − 4·39-s − 6·41-s − 10·43-s − 45-s + 6·47-s − 3·49-s + 12·51-s − 6·53-s − 8·57-s − 12·59-s − 2·61-s + ⋯
L(s)  = 1  + 1.15·3-s − 0.447·5-s + 0.755·7-s + 1/3·9-s − 0.554·13-s − 0.516·15-s + 1.45·17-s − 0.917·19-s + 0.872·21-s − 1.25·23-s + 1/5·25-s − 0.769·27-s − 1.11·29-s + 0.718·31-s − 0.338·35-s + 0.328·37-s − 0.640·39-s − 0.937·41-s − 1.52·43-s − 0.149·45-s + 0.875·47-s − 3/7·49-s + 1.68·51-s − 0.824·53-s − 1.05·57-s − 1.56·59-s − 0.256·61-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 9680 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 9680 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(9680\)    =    \(2^{4} \cdot 5 \cdot 11^{2}\)
Sign: $-1$
Analytic conductor: \(77.2951\)
Root analytic conductor: \(8.79176\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 9680,\ (\ :1/2),\ -1)\)

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 \( 1 \)
5 \( 1 + T \)
11 \( 1 \)
good3 \( 1 - 2 T + p T^{2} \)
7 \( 1 - 2 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + 6 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 10 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 + 2 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 6 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 - 2 T + p T^{2} \)
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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

−7.70964998870916739416774456487, −6.83913205375992398811891561848, −5.95663342120013121802944067127, −5.18512923872177006871481485254, −4.42702551285371451649724328390, −3.68834772894807778594397509829, −3.09070239270503997644065590584, −2.18273602040418456630709718211, −1.51698064285314522888484115261, 0, 1.51698064285314522888484115261, 2.18273602040418456630709718211, 3.09070239270503997644065590584, 3.68834772894807778594397509829, 4.42702551285371451649724328390, 5.18512923872177006871481485254, 5.95663342120013121802944067127, 6.83913205375992398811891561848, 7.70964998870916739416774456487

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