Properties

Label 2-9680-1.1-c1-0-70
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·3-s + 5-s − 4·7-s + 9-s + 4·13-s + 2·15-s − 4·19-s − 8·21-s + 6·23-s + 25-s − 4·27-s + 6·29-s − 8·31-s − 4·35-s + 2·37-s + 8·39-s − 6·41-s + 8·43-s + 45-s − 6·47-s + 9·49-s − 6·53-s − 8·57-s + 12·59-s − 2·61-s − 4·63-s + 4·65-s + ⋯
L(s)  = 1  + 1.15·3-s + 0.447·5-s − 1.51·7-s + 1/3·9-s + 1.10·13-s + 0.516·15-s − 0.917·19-s − 1.74·21-s + 1.25·23-s + 1/5·25-s − 0.769·27-s + 1.11·29-s − 1.43·31-s − 0.676·35-s + 0.328·37-s + 1.28·39-s − 0.937·41-s + 1.21·43-s + 0.149·45-s − 0.875·47-s + 9/7·49-s − 0.824·53-s − 1.05·57-s + 1.56·59-s − 0.256·61-s − 0.503·63-s + 0.496·65-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: \(0\)
Selberg data: \((2,\ 9680,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.822643553\)
\(L(\frac12)\) \(\approx\) \(2.822643553\)
\(L(\frac{3}{2})\) 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 \( 1 + 4 T + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
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 \( 1 - 10 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 - 16 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 + p T^{2} \)
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

−7.81773966224960938618699744494, −6.80480566869670209653704136725, −6.52142021339595400974248717701, −5.77668130183311071755397697875, −4.91343059370530248781893008920, −3.71407518242425612975968631850, −3.49316702660849300033786812506, −2.67636874375833584419248148325, −1.98954299847072705724931735624, −0.73611696744318540123035357817, 0.73611696744318540123035357817, 1.98954299847072705724931735624, 2.67636874375833584419248148325, 3.49316702660849300033786812506, 3.71407518242425612975968631850, 4.91343059370530248781893008920, 5.77668130183311071755397697875, 6.52142021339595400974248717701, 6.80480566869670209653704136725, 7.81773966224960938618699744494

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