Properties

Label 2-768-1.1-c5-0-42
Degree $2$
Conductor $768$
Sign $1$
Analytic cond. $123.174$
Root an. cond. $11.0984$
Motivic weight $5$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 9·3-s + 80·5-s + 36·7-s + 81·9-s − 36·11-s + 404·13-s + 720·15-s − 2·17-s + 2.91e3·19-s + 324·21-s − 2.80e3·23-s + 3.27e3·25-s + 729·27-s − 4.40e3·29-s + 5.79e3·31-s − 324·33-s + 2.88e3·35-s + 2.31e3·37-s + 3.63e3·39-s − 6.87e3·41-s + 1.72e4·43-s + 6.48e3·45-s − 5.68e3·47-s − 1.55e4·49-s − 18·51-s + 3.20e4·53-s − 2.88e3·55-s + ⋯
L(s)  = 1  + 0.577·3-s + 1.43·5-s + 0.277·7-s + 1/3·9-s − 0.0897·11-s + 0.663·13-s + 0.826·15-s − 0.00167·17-s + 1.85·19-s + 0.160·21-s − 1.10·23-s + 1.04·25-s + 0.192·27-s − 0.973·29-s + 1.08·31-s − 0.0517·33-s + 0.397·35-s + 0.278·37-s + 0.382·39-s − 0.638·41-s + 1.42·43-s + 0.477·45-s − 0.375·47-s − 0.922·49-s − 0.000969·51-s + 1.56·53-s − 0.128·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 768 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 768 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(768\)    =    \(2^{8} \cdot 3\)
Sign: $1$
Analytic conductor: \(123.174\)
Root analytic conductor: \(11.0984\)
Motivic weight: \(5\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 768,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(4.539490054\)
\(L(\frac12)\) \(\approx\) \(4.539490054\)
\(L(\frac{7}{2})\) 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 \( 1 - p^{2} T \)
good5 \( 1 - 16 p T + p^{5} T^{2} \)
7 \( 1 - 36 T + p^{5} T^{2} \)
11 \( 1 + 36 T + p^{5} T^{2} \)
13 \( 1 - 404 T + p^{5} T^{2} \)
17 \( 1 + 2 T + p^{5} T^{2} \)
19 \( 1 - 2916 T + p^{5} T^{2} \)
23 \( 1 + 2808 T + p^{5} T^{2} \)
29 \( 1 + 152 p T + p^{5} T^{2} \)
31 \( 1 - 5796 T + p^{5} T^{2} \)
37 \( 1 - 2316 T + p^{5} T^{2} \)
41 \( 1 + 6874 T + p^{5} T^{2} \)
43 \( 1 - 17244 T + p^{5} T^{2} \)
47 \( 1 + 5688 T + p^{5} T^{2} \)
53 \( 1 - 32072 T + p^{5} T^{2} \)
59 \( 1 - 43308 T + p^{5} T^{2} \)
61 \( 1 - 18012 T + p^{5} T^{2} \)
67 \( 1 + 11628 T + p^{5} T^{2} \)
71 \( 1 + 8712 T + p^{5} T^{2} \)
73 \( 1 + 15846 T + p^{5} T^{2} \)
79 \( 1 - 40356 T + p^{5} T^{2} \)
83 \( 1 + 66204 T + p^{5} T^{2} \)
89 \( 1 + 66086 T + p^{5} T^{2} \)
97 \( 1 + 119682 T + p^{5} T^{2} \)
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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

−9.733589439930003290728986219002, −8.796308294126639102663832814742, −7.947546225354189377143592823151, −6.97394703329251197255913140189, −5.90572959674804223549429111977, −5.31785121745510552599935625630, −4.00834867592225058675066273815, −2.86995432494994893102931971204, −1.91873907922376047954405247988, −1.02479570263085734223655573601, 1.02479570263085734223655573601, 1.91873907922376047954405247988, 2.86995432494994893102931971204, 4.00834867592225058675066273815, 5.31785121745510552599935625630, 5.90572959674804223549429111977, 6.97394703329251197255913140189, 7.947546225354189377143592823151, 8.796308294126639102663832814742, 9.733589439930003290728986219002

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