Properties

Label 2-163-1.1-c1-0-9
Degree $2$
Conductor $163$
Sign $1$
Analytic cond. $1.30156$
Root an. cond. $1.14086$
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  + 2.34·2-s + 0.609·3-s + 3.51·4-s − 1.66·5-s + 1.43·6-s − 1.77·7-s + 3.55·8-s − 2.62·9-s − 3.91·10-s − 0.606·11-s + 2.14·12-s + 0.813·13-s − 4.15·14-s − 1.01·15-s + 1.31·16-s + 4.59·17-s − 6.17·18-s + 3.35·19-s − 5.86·20-s − 1.08·21-s − 1.42·22-s + 2.48·23-s + 2.16·24-s − 2.21·25-s + 1.91·26-s − 3.43·27-s − 6.22·28-s + ⋯
L(s)  = 1  + 1.66·2-s + 0.352·3-s + 1.75·4-s − 0.746·5-s + 0.584·6-s − 0.669·7-s + 1.25·8-s − 0.876·9-s − 1.23·10-s − 0.182·11-s + 0.618·12-s + 0.225·13-s − 1.11·14-s − 0.262·15-s + 0.329·16-s + 1.11·17-s − 1.45·18-s + 0.770·19-s − 1.31·20-s − 0.235·21-s − 0.303·22-s + 0.518·23-s + 0.442·24-s − 0.443·25-s + 0.374·26-s − 0.660·27-s − 1.17·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 163 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 163 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(163\)
Sign: $1$
Analytic conductor: \(1.30156\)
Root analytic conductor: \(1.14086\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 163,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.394847808\)
\(L(\frac12)\) \(\approx\) \(2.394847808\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad163 \( 1 - T \)
good2 \( 1 - 2.34T + 2T^{2} \)
3 \( 1 - 0.609T + 3T^{2} \)
5 \( 1 + 1.66T + 5T^{2} \)
7 \( 1 + 1.77T + 7T^{2} \)
11 \( 1 + 0.606T + 11T^{2} \)
13 \( 1 - 0.813T + 13T^{2} \)
17 \( 1 - 4.59T + 17T^{2} \)
19 \( 1 - 3.35T + 19T^{2} \)
23 \( 1 - 2.48T + 23T^{2} \)
29 \( 1 - 5.39T + 29T^{2} \)
31 \( 1 - 2.66T + 31T^{2} \)
37 \( 1 + 1.68T + 37T^{2} \)
41 \( 1 + 1.10T + 41T^{2} \)
43 \( 1 + 12.2T + 43T^{2} \)
47 \( 1 - 8.62T + 47T^{2} \)
53 \( 1 - 3.09T + 53T^{2} \)
59 \( 1 + 8.36T + 59T^{2} \)
61 \( 1 - 13.3T + 61T^{2} \)
67 \( 1 - 6.84T + 67T^{2} \)
71 \( 1 + 0.971T + 71T^{2} \)
73 \( 1 + 6.33T + 73T^{2} \)
79 \( 1 + 12.8T + 79T^{2} \)
83 \( 1 + 12.5T + 83T^{2} \)
89 \( 1 - 3.92T + 89T^{2} \)
97 \( 1 - 16.3T + 97T^{2} \)
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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

−12.98105387615794628533975929168, −11.97333894807139936553980997793, −11.47658344754211236395847841363, −10.04677476801400375161918303798, −8.546974237554506148767157442851, −7.35011284552128731698395957192, −6.13043721653694831106622057632, −5.09621504393955739036992433568, −3.65044867129466979333847764461, −2.93393844430639228261608141677, 2.93393844430639228261608141677, 3.65044867129466979333847764461, 5.09621504393955739036992433568, 6.13043721653694831106622057632, 7.35011284552128731698395957192, 8.546974237554506148767157442851, 10.04677476801400375161918303798, 11.47658344754211236395847841363, 11.97333894807139936553980997793, 12.98105387615794628533975929168

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