Properties

Label 2-810-1.1-c1-0-10
Degree $2$
Conductor $810$
Sign $1$
Analytic cond. $6.46788$
Root an. cond. $2.54320$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2-s + 4-s + 5-s + 3.73·7-s + 8-s + 10-s − 3.46·11-s + 3.73·13-s + 3.73·14-s + 16-s + 3.46·17-s − 7.92·19-s + 20-s − 3.46·22-s + 0.464·23-s + 25-s + 3.73·26-s + 3.73·28-s − 6.92·29-s + 5.46·31-s + 32-s + 3.46·34-s + 3.73·35-s + 8·37-s − 7.92·38-s + 40-s + 5.19·41-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.5·4-s + 0.447·5-s + 1.41·7-s + 0.353·8-s + 0.316·10-s − 1.04·11-s + 1.03·13-s + 0.997·14-s + 0.250·16-s + 0.840·17-s − 1.81·19-s + 0.223·20-s − 0.738·22-s + 0.0967·23-s + 0.200·25-s + 0.731·26-s + 0.705·28-s − 1.28·29-s + 0.981·31-s + 0.176·32-s + 0.594·34-s + 0.630·35-s + 1.31·37-s − 1.28·38-s + 0.158·40-s + 0.811·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 810 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 810 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(810\)    =    \(2 \cdot 3^{4} \cdot 5\)
Sign: $1$
Analytic conductor: \(6.46788\)
Root analytic conductor: \(2.54320\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 810,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.880935349\)
\(L(\frac12)\) \(\approx\) \(2.880935349\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
3 \( 1 \)
5 \( 1 - T \)
good7 \( 1 - 3.73T + 7T^{2} \)
11 \( 1 + 3.46T + 11T^{2} \)
13 \( 1 - 3.73T + 13T^{2} \)
17 \( 1 - 3.46T + 17T^{2} \)
19 \( 1 + 7.92T + 19T^{2} \)
23 \( 1 - 0.464T + 23T^{2} \)
29 \( 1 + 6.92T + 29T^{2} \)
31 \( 1 - 5.46T + 31T^{2} \)
37 \( 1 - 8T + 37T^{2} \)
41 \( 1 - 5.19T + 41T^{2} \)
43 \( 1 + 1.46T + 43T^{2} \)
47 \( 1 + 6.46T + 47T^{2} \)
53 \( 1 + 12.4T + 53T^{2} \)
59 \( 1 - 8.66T + 59T^{2} \)
61 \( 1 + 8.39T + 61T^{2} \)
67 \( 1 - 8T + 67T^{2} \)
71 \( 1 + 6T + 71T^{2} \)
73 \( 1 - 6.39T + 73T^{2} \)
79 \( 1 - 6.39T + 79T^{2} \)
83 \( 1 + 8.53T + 83T^{2} \)
89 \( 1 - 12T + 89T^{2} \)
97 \( 1 - 1.07T + 97T^{2} \)
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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

−10.69013747202860526075941210787, −9.459756714675809609257892207026, −8.153278929527552134932684103769, −7.953045790428211410538060394308, −6.53670409643800207145069950924, −5.70888943723484864337617129638, −4.90678652249640476417375257666, −4.01469649409344327088736069597, −2.61126978492149657347030631221, −1.54178879206670646241964012180, 1.54178879206670646241964012180, 2.61126978492149657347030631221, 4.01469649409344327088736069597, 4.90678652249640476417375257666, 5.70888943723484864337617129638, 6.53670409643800207145069950924, 7.953045790428211410538060394308, 8.153278929527552134932684103769, 9.459756714675809609257892207026, 10.69013747202860526075941210787

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