Properties

Label 2-1755-195.194-c0-0-6
Degree $2$
Conductor $1755$
Sign $1$
Analytic cond. $0.875859$
Root an. cond. $0.935873$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4-s − 5-s + 7-s + 11-s − 13-s + 16-s − 17-s − 20-s + 2·23-s + 25-s + 28-s − 35-s − 2·37-s + 41-s + 44-s − 52-s − 53-s − 55-s + 59-s − 61-s + 64-s + 65-s + 67-s − 68-s + 71-s + 73-s + 77-s + ⋯
L(s)  = 1  + 4-s − 5-s + 7-s + 11-s − 13-s + 16-s − 17-s − 20-s + 2·23-s + 25-s + 28-s − 35-s − 2·37-s + 41-s + 44-s − 52-s − 53-s − 55-s + 59-s − 61-s + 64-s + 65-s + 67-s − 68-s + 71-s + 73-s + 77-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1755 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1755 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1755\)    =    \(3^{3} \cdot 5 \cdot 13\)
Sign: $1$
Analytic conductor: \(0.875859\)
Root analytic conductor: \(0.935873\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{1755} (1754, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1755,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.376635040\)
\(L(\frac12)\) \(\approx\) \(1.376635040\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

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

−9.357559567388110791394827368380, −8.604796076216358709738788757036, −7.82344084203355150156896751062, −7.00614434458170755397437305887, −6.71858072519163120399742659552, −5.27811517067648765123857363612, −4.58882145646556418430482264085, −3.56050049588852436746821711658, −2.52166829627096639404976530099, −1.35966544841404163128080562497, 1.35966544841404163128080562497, 2.52166829627096639404976530099, 3.56050049588852436746821711658, 4.58882145646556418430482264085, 5.27811517067648765123857363612, 6.71858072519163120399742659552, 7.00614434458170755397437305887, 7.82344084203355150156896751062, 8.604796076216358709738788757036, 9.357559567388110791394827368380

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