Properties

Label 2-83-1.1-c1-0-1
Degree $2$
Conductor $83$
Sign $1$
Analytic cond. $0.662758$
Root an. cond. $0.814099$
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  − 2.29·2-s + 1.96·3-s + 3.24·4-s − 1.62·5-s − 4.50·6-s + 3.12·7-s − 2.85·8-s + 0.873·9-s + 3.72·10-s + 4.92·11-s + 6.38·12-s + 1.43·13-s − 7.15·14-s − 3.20·15-s + 0.0397·16-s − 5.08·17-s − 1.99·18-s − 5.38·19-s − 5.28·20-s + 6.14·21-s − 11.2·22-s + 5.97·23-s − 5.61·24-s − 2.34·25-s − 3.29·26-s − 4.18·27-s + 10.1·28-s + ⋯
L(s)  = 1  − 1.61·2-s + 1.13·3-s + 1.62·4-s − 0.728·5-s − 1.84·6-s + 1.18·7-s − 1.00·8-s + 0.291·9-s + 1.17·10-s + 1.48·11-s + 1.84·12-s + 0.399·13-s − 1.91·14-s − 0.827·15-s + 0.00993·16-s − 1.23·17-s − 0.471·18-s − 1.23·19-s − 1.18·20-s + 1.34·21-s − 2.40·22-s + 1.24·23-s − 1.14·24-s − 0.469·25-s − 0.646·26-s − 0.805·27-s + 1.91·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 83 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 83 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(83\)
Sign: $1$
Analytic conductor: \(0.662758\)
Root analytic conductor: \(0.814099\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 83,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.6568991619\)
\(L(\frac12)\) \(\approx\) \(0.6568991619\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad83 \( 1 - T \)
good2 \( 1 + 2.29T + 2T^{2} \)
3 \( 1 - 1.96T + 3T^{2} \)
5 \( 1 + 1.62T + 5T^{2} \)
7 \( 1 - 3.12T + 7T^{2} \)
11 \( 1 - 4.92T + 11T^{2} \)
13 \( 1 - 1.43T + 13T^{2} \)
17 \( 1 + 5.08T + 17T^{2} \)
19 \( 1 + 5.38T + 19T^{2} \)
23 \( 1 - 5.97T + 23T^{2} \)
29 \( 1 + 7.99T + 29T^{2} \)
31 \( 1 + 2.39T + 31T^{2} \)
37 \( 1 - 8.65T + 37T^{2} \)
41 \( 1 + 4.21T + 41T^{2} \)
43 \( 1 + 6.23T + 43T^{2} \)
47 \( 1 + 3.45T + 47T^{2} \)
53 \( 1 - 12.4T + 53T^{2} \)
59 \( 1 + 1.60T + 59T^{2} \)
61 \( 1 + 2.21T + 61T^{2} \)
67 \( 1 - 10.8T + 67T^{2} \)
71 \( 1 - 2.67T + 71T^{2} \)
73 \( 1 - 0.387T + 73T^{2} \)
79 \( 1 - 0.951T + 79T^{2} \)
89 \( 1 - 6.39T + 89T^{2} \)
97 \( 1 + 5.77T + 97T^{2} \)
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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

−14.82366840336346191034271969360, −13.39088344783023700616725667473, −11.48499520364413823824733216988, −11.07234522203566191378272237575, −9.331332427651280334797921133182, −8.677280350060185718146359472447, −7.999821876836955298078061682949, −6.84179005148419355398924346058, −4.07148209679793956005865039064, −1.90244758485302491746959779534, 1.90244758485302491746959779534, 4.07148209679793956005865039064, 6.84179005148419355398924346058, 7.999821876836955298078061682949, 8.677280350060185718146359472447, 9.331332427651280334797921133182, 11.07234522203566191378272237575, 11.48499520364413823824733216988, 13.39088344783023700616725667473, 14.82366840336346191034271969360

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