Properties

Label 2-83391-1.1-c1-0-6
Degree $2$
Conductor $83391$
Sign $1$
Analytic cond. $665.880$
Root an. cond. $25.8046$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s + 3-s + 2·4-s − 5-s + 2·6-s + 7-s + 9-s − 2·10-s + 11-s + 2·12-s − 4·13-s + 2·14-s − 15-s − 4·16-s + 6·17-s + 2·18-s − 2·20-s + 21-s + 2·22-s + 4·23-s − 4·25-s − 8·26-s + 27-s + 2·28-s + 6·29-s − 2·30-s − 31-s + ⋯
L(s)  = 1  + 1.41·2-s + 0.577·3-s + 4-s − 0.447·5-s + 0.816·6-s + 0.377·7-s + 1/3·9-s − 0.632·10-s + 0.301·11-s + 0.577·12-s − 1.10·13-s + 0.534·14-s − 0.258·15-s − 16-s + 1.45·17-s + 0.471·18-s − 0.447·20-s + 0.218·21-s + 0.426·22-s + 0.834·23-s − 4/5·25-s − 1.56·26-s + 0.192·27-s + 0.377·28-s + 1.11·29-s − 0.365·30-s − 0.179·31-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 83391 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 83391 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(83391\)    =    \(3 \cdot 7 \cdot 11 \cdot 19^{2}\)
Sign: $1$
Analytic conductor: \(665.880\)
Root analytic conductor: \(25.8046\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 83391,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(6.291465330\)
\(L(\frac12)\) \(\approx\) \(6.291465330\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - T \)
7 \( 1 - T \)
11 \( 1 - T \)
19 \( 1 \)
good2 \( 1 - p T + p T^{2} \)
5 \( 1 + T + p T^{2} \)
13 \( 1 + 4 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 + T + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 - 7 T + p T^{2} \)
43 \( 1 + 10 T + p T^{2} \)
47 \( 1 + 3 T + p T^{2} \)
53 \( 1 - 7 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 + 5 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 - 9 T + p T^{2} \)
73 \( 1 - 14 T + p T^{2} \)
79 \( 1 - 15 T + p T^{2} \)
83 \( 1 + 6 T + p T^{2} \)
89 \( 1 + 4 T + p T^{2} \)
97 \( 1 + T + p T^{2} \)
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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

−13.86912949168740, −13.67763587096339, −12.99282750173080, −12.37640860183431, −12.18263556297328, −11.78708315018382, −11.15765244892032, −10.61477681748572, −9.755842098856777, −9.667895372895115, −8.830680867509656, −8.299685773448251, −7.738662294185707, −7.288237014330826, −6.734460576775812, −6.136576470705674, −5.434454423046023, −4.949707574136988, −4.629214314369737, −3.783619827857404, −3.544799895316230, −2.837637603302289, −2.351135292346627, −1.531937206981055, −0.6048062931342043, 0.6048062931342043, 1.531937206981055, 2.351135292346627, 2.837637603302289, 3.544799895316230, 3.783619827857404, 4.629214314369737, 4.949707574136988, 5.434454423046023, 6.136576470705674, 6.734460576775812, 7.288237014330826, 7.738662294185707, 8.299685773448251, 8.830680867509656, 9.667895372895115, 9.755842098856777, 10.61477681748572, 11.15765244892032, 11.78708315018382, 12.18263556297328, 12.37640860183431, 12.99282750173080, 13.67763587096339, 13.86912949168740

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