Properties

Label 2-960-1.1-c1-0-8
Degree $2$
Conductor $960$
Sign $1$
Analytic cond. $7.66563$
Root an. cond. $2.76868$
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 + 5-s + 9-s + 4·11-s − 2·13-s + 15-s − 2·17-s + 8·19-s − 4·23-s + 25-s + 27-s + 6·29-s + 4·33-s − 2·37-s − 2·39-s − 6·41-s + 4·43-s + 45-s + 12·47-s − 7·49-s − 2·51-s + 6·53-s + 4·55-s + 8·57-s + 12·59-s − 14·61-s − 2·65-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 1/3·9-s + 1.20·11-s − 0.554·13-s + 0.258·15-s − 0.485·17-s + 1.83·19-s − 0.834·23-s + 1/5·25-s + 0.192·27-s + 1.11·29-s + 0.696·33-s − 0.328·37-s − 0.320·39-s − 0.937·41-s + 0.609·43-s + 0.149·45-s + 1.75·47-s − 49-s − 0.280·51-s + 0.824·53-s + 0.539·55-s + 1.05·57-s + 1.56·59-s − 1.79·61-s − 0.248·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 960 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 960 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(960\)    =    \(2^{6} \cdot 3 \cdot 5\)
Sign: $1$
Analytic conductor: \(7.66563\)
Root analytic conductor: \(2.76868\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 960,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.248403919\)
\(L(\frac12)\) \(\approx\) \(2.248403919\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
good7 \( 1 + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 - 8 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 - 12 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 - 12 T + p T^{2} \)
61 \( 1 + 14 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 2 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 - 2 T + p T^{2} \)
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

−9.806685325851471329154519037796, −9.286569023282875813739958653262, −8.485922182604829094350178884864, −7.46133055491293853299357806271, −6.73746543691429154932020719885, −5.73892987388308473685173648012, −4.66281454287229345249472136354, −3.64257092304627787883654309435, −2.56100826409250417816310835164, −1.30789464322825876552451590970, 1.30789464322825876552451590970, 2.56100826409250417816310835164, 3.64257092304627787883654309435, 4.66281454287229345249472136354, 5.73892987388308473685173648012, 6.73746543691429154932020719885, 7.46133055491293853299357806271, 8.485922182604829094350178884864, 9.286569023282875813739958653262, 9.806685325851471329154519037796

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