Properties

Label 2-810-1.1-c3-0-24
Degree $2$
Conductor $810$
Sign $1$
Analytic cond. $47.7915$
Root an. cond. $6.91314$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s + 4·4-s + 5·5-s + 17.1·7-s + 8·8-s + 10·10-s + 47.5·11-s − 12.5·13-s + 34.3·14-s + 16·16-s − 123.·17-s + 65.9·19-s + 20·20-s + 95.1·22-s + 181.·23-s + 25·25-s − 25.0·26-s + 68.6·28-s + 170.·29-s + 19.8·31-s + 32·32-s − 246.·34-s + 85.8·35-s − 27.2·37-s + 131.·38-s + 40·40-s − 172.·41-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.5·4-s + 0.447·5-s + 0.926·7-s + 0.353·8-s + 0.316·10-s + 1.30·11-s − 0.266·13-s + 0.655·14-s + 0.250·16-s − 1.76·17-s + 0.796·19-s + 0.223·20-s + 0.922·22-s + 1.64·23-s + 0.200·25-s − 0.188·26-s + 0.463·28-s + 1.08·29-s + 0.115·31-s + 0.176·32-s − 1.24·34-s + 0.414·35-s − 0.120·37-s + 0.563·38-s + 0.158·40-s − 0.656·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 810 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 810 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(810\)    =    \(2 \cdot 3^{4} \cdot 5\)
Sign: $1$
Analytic conductor: \(47.7915\)
Root analytic conductor: \(6.91314\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 810,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(4.400744340\)
\(L(\frac12)\) \(\approx\) \(4.400744340\)
\(L(\frac{5}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 2T \)
3 \( 1 \)
5 \( 1 - 5T \)
good7 \( 1 - 17.1T + 343T^{2} \)
11 \( 1 - 47.5T + 1.33e3T^{2} \)
13 \( 1 + 12.5T + 2.19e3T^{2} \)
17 \( 1 + 123.T + 4.91e3T^{2} \)
19 \( 1 - 65.9T + 6.85e3T^{2} \)
23 \( 1 - 181.T + 1.21e4T^{2} \)
29 \( 1 - 170.T + 2.43e4T^{2} \)
31 \( 1 - 19.8T + 2.97e4T^{2} \)
37 \( 1 + 27.2T + 5.06e4T^{2} \)
41 \( 1 + 172.T + 6.89e4T^{2} \)
43 \( 1 + 276.T + 7.95e4T^{2} \)
47 \( 1 + 249.T + 1.03e5T^{2} \)
53 \( 1 + 548.T + 1.48e5T^{2} \)
59 \( 1 - 670.T + 2.05e5T^{2} \)
61 \( 1 - 107.T + 2.26e5T^{2} \)
67 \( 1 - 896.T + 3.00e5T^{2} \)
71 \( 1 - 807.T + 3.57e5T^{2} \)
73 \( 1 + 416.T + 3.89e5T^{2} \)
79 \( 1 - 843.T + 4.93e5T^{2} \)
83 \( 1 - 983.T + 5.71e5T^{2} \)
89 \( 1 + 111.T + 7.04e5T^{2} \)
97 \( 1 + 135.T + 9.12e5T^{2} \)
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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

−9.854236795401271995640674465469, −9.000283204818785577195294664918, −8.195902054235912042670536165511, −6.85288790106442133106756688156, −6.55080477288104078978003305037, −5.11605839421456370660276338239, −4.67238184083870327413801107069, −3.45486600850490984795400454158, −2.20379222792637822805658460049, −1.16747787302029822436520771987, 1.16747787302029822436520771987, 2.20379222792637822805658460049, 3.45486600850490984795400454158, 4.67238184083870327413801107069, 5.11605839421456370660276338239, 6.55080477288104078978003305037, 6.85288790106442133106756688156, 8.195902054235912042670536165511, 9.000283204818785577195294664918, 9.854236795401271995640674465469

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