Properties

Label 2-810-1.1-c1-0-3
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

\(L(1)\) \(\approx\) \(1.284239900\)
\(L(\frac12)\) \(\approx\) \(1.284239900\)
\(L(\frac{3}{2})\) 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

−10.45460076605620586791405480300, −9.138612047685520954173492878430, −8.441863543464289910519136685131, −8.077706638150060410560643999503, −6.79199844504357611760716941557, −6.18349324003908300492456465149, −4.66769527117573781297638060484, −3.97253044885645380423220019559, −2.29648142144727740264232806462, −1.11968650787317546281280170299, 1.11968650787317546281280170299, 2.29648142144727740264232806462, 3.97253044885645380423220019559, 4.66769527117573781297638060484, 6.18349324003908300492456465149, 6.79199844504357611760716941557, 8.077706638150060410560643999503, 8.441863543464289910519136685131, 9.138612047685520954173492878430, 10.45460076605620586791405480300

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