Properties

Label 2-9680-1.1-c1-0-28
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  + 5-s − 3·9-s − 2·13-s − 6·17-s − 4·19-s − 4·23-s + 25-s − 6·29-s + 8·31-s − 2·37-s − 2·41-s + 4·43-s − 3·45-s + 12·47-s − 7·49-s − 2·53-s − 4·59-s + 10·61-s − 2·65-s + 16·67-s − 8·71-s − 14·73-s + 8·79-s + 9·81-s − 4·83-s − 6·85-s + 10·89-s + ⋯
L(s)  = 1  + 0.447·5-s − 9-s − 0.554·13-s − 1.45·17-s − 0.917·19-s − 0.834·23-s + 1/5·25-s − 1.11·29-s + 1.43·31-s − 0.328·37-s − 0.312·41-s + 0.609·43-s − 0.447·45-s + 1.75·47-s − 49-s − 0.274·53-s − 0.520·59-s + 1.28·61-s − 0.248·65-s + 1.95·67-s − 0.949·71-s − 1.63·73-s + 0.900·79-s + 81-s − 0.439·83-s − 0.650·85-s + 1.05·89-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

\(L(1)\) \(\approx\) \(1.240622525\)
\(L(\frac12)\) \(\approx\) \(1.240622525\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad2 \( 1 \)
5 \( 1 - T \)
11 \( 1 \)
good3 \( 1 + p T^{2} \) 1.3.a
7 \( 1 + p T^{2} \) 1.7.a
13 \( 1 + 2 T + p T^{2} \) 1.13.c
17 \( 1 + 6 T + p T^{2} \) 1.17.g
19 \( 1 + 4 T + p T^{2} \) 1.19.e
23 \( 1 + 4 T + p T^{2} \) 1.23.e
29 \( 1 + 6 T + p T^{2} \) 1.29.g
31 \( 1 - 8 T + p T^{2} \) 1.31.ai
37 \( 1 + 2 T + p T^{2} \) 1.37.c
41 \( 1 + 2 T + p T^{2} \) 1.41.c
43 \( 1 - 4 T + p T^{2} \) 1.43.ae
47 \( 1 - 12 T + p T^{2} \) 1.47.am
53 \( 1 + 2 T + p T^{2} \) 1.53.c
59 \( 1 + 4 T + p T^{2} \) 1.59.e
61 \( 1 - 10 T + p T^{2} \) 1.61.ak
67 \( 1 - 16 T + p T^{2} \) 1.67.aq
71 \( 1 + 8 T + p T^{2} \) 1.71.i
73 \( 1 + 14 T + p T^{2} \) 1.73.o
79 \( 1 - 8 T + p T^{2} \) 1.79.ai
83 \( 1 + 4 T + p T^{2} \) 1.83.e
89 \( 1 - 10 T + p T^{2} \) 1.89.ak
97 \( 1 - 10 T + p T^{2} \) 1.97.ak
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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

−7.69556880125895993906919048601, −6.92114469673781934514976443303, −6.21371933475241794414167140387, −5.79962506110486358982246461760, −4.87966949514469953615819754787, −4.30523069678046427722855688335, −3.37416713721777180685271968198, −2.37289889085752151543981096662, −2.04716871831388657730114879319, −0.49631415514383905112999669566, 0.49631415514383905112999669566, 2.04716871831388657730114879319, 2.37289889085752151543981096662, 3.37416713721777180685271968198, 4.30523069678046427722855688335, 4.87966949514469953615819754787, 5.79962506110486358982246461760, 6.21371933475241794414167140387, 6.92114469673781934514976443303, 7.69556880125895993906919048601

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