Properties

Label 2-731-1.1-c1-0-29
Degree $2$
Conductor $731$
Sign $1$
Analytic cond. $5.83706$
Root an. cond. $2.41600$
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  + 0.549·2-s + 2.96·3-s − 1.69·4-s − 0.0524·5-s + 1.63·6-s − 0.375·7-s − 2.03·8-s + 5.81·9-s − 0.0288·10-s + 4.73·11-s − 5.03·12-s + 2.79·13-s − 0.206·14-s − 0.155·15-s + 2.27·16-s − 17-s + 3.19·18-s − 1.64·19-s + 0.0889·20-s − 1.11·21-s + 2.60·22-s + 7.26·23-s − 6.03·24-s − 4.99·25-s + 1.53·26-s + 8.35·27-s + 0.637·28-s + ⋯
L(s)  = 1  + 0.388·2-s + 1.71·3-s − 0.848·4-s − 0.0234·5-s + 0.666·6-s − 0.141·7-s − 0.718·8-s + 1.93·9-s − 0.00911·10-s + 1.42·11-s − 1.45·12-s + 0.774·13-s − 0.0551·14-s − 0.0401·15-s + 0.569·16-s − 0.242·17-s + 0.753·18-s − 0.376·19-s + 0.0198·20-s − 0.243·21-s + 0.555·22-s + 1.51·23-s − 1.23·24-s − 0.999·25-s + 0.301·26-s + 1.60·27-s + 0.120·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 731 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 731 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(731\)    =    \(17 \cdot 43\)
Sign: $1$
Analytic conductor: \(5.83706\)
Root analytic conductor: \(2.41600\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 731,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.812790065\)
\(L(\frac12)\) \(\approx\) \(2.812790065\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad17 \( 1 + T \)
43 \( 1 - T \)
good2 \( 1 - 0.549T + 2T^{2} \)
3 \( 1 - 2.96T + 3T^{2} \)
5 \( 1 + 0.0524T + 5T^{2} \)
7 \( 1 + 0.375T + 7T^{2} \)
11 \( 1 - 4.73T + 11T^{2} \)
13 \( 1 - 2.79T + 13T^{2} \)
19 \( 1 + 1.64T + 19T^{2} \)
23 \( 1 - 7.26T + 23T^{2} \)
29 \( 1 + 6.97T + 29T^{2} \)
31 \( 1 - 3.09T + 31T^{2} \)
37 \( 1 - 0.721T + 37T^{2} \)
41 \( 1 + 2.68T + 41T^{2} \)
47 \( 1 - 1.05T + 47T^{2} \)
53 \( 1 - 7.14T + 53T^{2} \)
59 \( 1 + 6.60T + 59T^{2} \)
61 \( 1 + 3.97T + 61T^{2} \)
67 \( 1 + 10.2T + 67T^{2} \)
71 \( 1 + 11.2T + 71T^{2} \)
73 \( 1 + 3.01T + 73T^{2} \)
79 \( 1 - 9.25T + 79T^{2} \)
83 \( 1 + 6.02T + 83T^{2} \)
89 \( 1 + 8.44T + 89T^{2} \)
97 \( 1 + 8.77T + 97T^{2} \)
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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

−9.994598223514282137248295010958, −9.120209140014621106163024783775, −8.954538652001351728884590404951, −8.058918972235197166076328460939, −7.02721812914839329072519962722, −5.95094872844151307973891382314, −4.47358061984529258036645254029, −3.80421407147670316810060702412, −3.05780326377421791460049135501, −1.52226764479173028323555084275, 1.52226764479173028323555084275, 3.05780326377421791460049135501, 3.80421407147670316810060702412, 4.47358061984529258036645254029, 5.95094872844151307973891382314, 7.02721812914839329072519962722, 8.058918972235197166076328460939, 8.954538652001351728884590404951, 9.120209140014621106163024783775, 9.994598223514282137248295010958

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